A letterbox burned by the Mosquito Fire, lies on the ground, in Foresthill, California, U.S. September 9, 2022. REUTERS/Fred Greaves 

The letterbox of Nord Stream AG is placed in a segment of a pipeline tube in front of its headquarters in Zug, Switzerland March 1, 2022. REUTERS/Arnd Wiegmann REFILE - CORRECTING HEADQUARTERS' NAME 

A combination picture shows Franziska Hilberath, a victim of the July 15, 2021 extreme weather conditions in the Ahr Valley, reading her mail after emptying her letterbox of her unusable house following the floods in Ahrweiler, Germany December 23, 2021 (L) and her on the veranda of the new home she and her partner received by the authorities in Grafschaft, near Bad Neuenahr-Ahrweiler, Germany December 23, 2021 (R). REUTERS/Wolfgang Rattay 

Franziska Hilberath, a victim of the July 15, 2021 extreme weather and lethal floods in the Ahr Valley, reads her mail after emptying her letterbox at her unusable house following the floods in Ahrweiler, Germany December 23, 2021. REUTERS/Wolfgang Rattay 

A detail is seen on the letterbox of 10 Downing Street, amid the coronavirus disease (COVID-19) pandemic, in London, Britain, April 21, 2021. REUTERS/Toby Melville REFILE - CORRECTING MONTH 

A rose is placed in the letterbox of British television presenter Caroline Flack's old house in Islington, London, Britain February 16, 2020. REUTERS/Simon Dawson 

A mailbox sits on a snow covered road in Osage, Iowa, U.S., January 22, 2020. REUTERS/Shannon Stapleton 

Bin liners are stuck in the letterboxes of apartments of a residential apartment blocks in Hong Kong, China, June 28, 2019. REUTERS/Thomas Peter SEARCH "YOUNG HK" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

A combination picture shows native Hong Kong resident Sonic Lee, 29, a musician and composer, who lives with his mother, posing for a picture in his 6 sq meter bedroom of his family's apartment in Hong Kong, China June 28, 2019 and bin liners stuck in the letterboxes of apartments of a residential apartment blocks in Hong Kong, China, June 28, 2019. "For me, the Umbrella Revolution is like telling a story, it's Marvel [comic]. It's not going to happen in Hong Kong. There are no superheroes. Nothing will happen in one big movement. I don't believe it anymore. If anything will change in Hong Kong it will be many small people doing many small things and you add them together," Lee said. "Yes, I'm afraid about books that I cannot read or works we cannot write or songs we cannot sing. At the same time, it makes art and music more powerful. Especially Rock'n Roll music. If I use music to talk about what is happening and what we need to fight for, then music will become important in this city." REUTERS/Thomas Peter SEARCH "YOUNG HK" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

A burnt mailbox is seen at the entrance of a destroyed house following a wildfire at the village of Mati, near Athens, Greece, July 25, 2018. REUTERS/Alkis Konstantinidis 

A letter box adorns the front fence of the home of Irina Aleekseva in the village of Alexandrovka, Russia, June 30, 2018. REUTERS/David Gray SEARCH "GRAY ALEXANDROVKA" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES. 

Soldiers patrol the Leilani Estates subdivision during ongoing eruptions of the Kilauea Volcano in Hawaii, U.S., May 14, 2018. REUTERS/Terray Sylvester 

Lava and downed power lines block a road in the Leilani Estates subdivision during ongoing eruptions of the Kilauea Volcano, Hawaii, U.S., May 8, 2018. REUTERS/Terray Sylvester 

The Australian Bureau of Statistics gay marriage law postal survey form is seen in a residential letterbox in this September 16, 2017 illustration image. REUTERS/Jason Reed/illustration 

An Australia Post letterbox can be seen next to an old petrol pump at the general store in the town of Bilpin, located on the Bells Line of Road in the region known as the Blue Mountains, west of Sydney in Australia, August 17, 2017. Picture taken August 17, 2017. REUTERS/David Gray 

Letterboxes are seen outside the Islamisches Zentrum Schwabing-Freimann mosque in Munich, Germany, March 29, 2017. REUTERS/Michael Dalder 

A letterbox is pictured outside the Islamisches Zentrum Schwabing-Freimann mosque in Munich, Germany, March 29, 2017. REUTERS/Michael Dalder 

Letterboxes are pictured outside the Islamisches Zentrum Schwabing-Freimann mosque in Munich, Germany, March 29, 2017. REUTERS/Michael Dalder 

An old refrigerator used as a mailbox can be seen along a road on the outskirts of the township of Walgett, north-west of Sydney, Australia March 17, 2017. Picture taken March 17, 2017. REUTERS/David Gray 

An old cylinder used to cover an electricity box that has been converted into a mailbox can be seen along a road on the outskirts of the township of Gunnedah, north-west of Sydney, Australia March 15, 2017. Picture taken March 15, 2017. REUTERS/David Gray 

An old car engine that has been converted into a mailbox can be seen along a road on the outskirts of the township of Walgett, north-west of Sydney, Australia March 17, 2017. Picture taken March 17, 2017. REUTERS/David Gray 

A mailbox in the shape of an aeroplane can be seen along a road on the outskirts of the township of Gunnedah, north-west of Sydney, Australia March 15, 2017. Picture taken March 15, 2017. REUTERS/David Gray 

An old, traditionally shaped Australian rural mailbox can be seen along a road on the outskirts of the township of Gunnedah, north-west of Sydney, Australia March 15, 2017. Picture taken March 15, 2017. REUTERS/David Gray 

An old wagon wheel and a replica satellite dish used as a mailbox can be seen along a road on the outskirts of the township of Parkes, north-west of Sydney, Australia March 17, 2017. Picture taken March 17, 2017. REUTERS/David Gray 

View of a letterbox at the Semlex Group headquarters in Brussels, Belgium, February 14, 2017. Picture taken February 14, 2017. REUTERS/Francois Lenoir TO MATCH SPECIAL REPORT CONGO-PASSPORTS/ 

A letterbox is seen near the airport in Augsburg, Germany, March 24, 2017. REUTERS/Michaela Rehle 

A letterbox is seen near the airport in Augsburg, Germany, March 24, 2017. REUTERS/Michaela Rehle 

The letterbox of the Nationaldemokratische Partei Deutschlands (NPD) is seen at the NPD headquarters in Berlin, Germany, January 17, 2017. REUTERS/Hannibal Hanschke 

Maiboxes surrounded by flood water are seen near the Petaluma River during a winter storm in Petaluma, California, January 8, 2017. REUTERS/Stephen Lam 

A submerged mailbox is seen in Ascension Parish, Louisiana, U.S., August 15, 2016. REUTERS/Jonathan Bachman

Mailboxes are seen in an apartment which was evacuated after an explosion at the Chernobyl nuclear power plant, in the ghost town of Pripyat, Ukraine April 18, 2016. For residents of Chernobyl, a three-day evacuation turned into a thirty-year exile. Returning to their hometown of Pripyat on the eve of the anniversary, they recall their confusion and sacrifice in the wake of the world's worst nuclear accident. In the morning of April 26, 1986, one couldn't immediately tell that a meltdown in reactor 4 of the nuclear plant in then-Soviet Ukraine was poisoning the air with deadly radioactive particles. REUTERS/Gleb Garanich SEARCH "RETURN PRIPYAT" FOR THIS STORY. SEARCH "THE WIDER IMAGE" FOR ALL STORIES

Minutes from the Neutral Nations Supervisory Commissions (NNSC) meetings are placed in a mailbox marked KPA (Korean People's Army) in a conference room of the NNSC at the truce village of Panmunjom, South Korea, March 30, 2016. REUTERS/Kim Hong-Ji 

Numbered post boxes are seen in the Central Post Office in Eritrea's capital Asmara, February 20, 2016. Eritrea's capital city boasts one of the world's finest collections of early 20th century architecture, which the authorities want declared a UNESCO World Heritage Site. When Italy's colonial experiment in Eritrea ended in 1941, it left behind an array of Rationalist, Futurist, Art Deco and other styles of Modernism in Asmara, a city they nicknamed "La Piccola Roma" or "Little Rome". REUTERS/Thomas Mukoya SEARCH "THE WIDER IMAGE" FOR ALL STORIES

The night letterbox of the Koblenz Higher Regional Court is pictured in the western German city of Koblenz, March 1, 2016. REUTERS/Wolfgang Rattay

A journalist films mailboxes at the entrance of a block of an apartment building where Samy Amimour, one of the attackers identified by the police, grew up in the Parisian suburb of Drancy, France, November 17, 2015. France, which along with Belgium has launched a massive manhunt for people involved in the attacks that killed at least 129 people in Paris on Friday, is striving to establish the identities of the attackers and chief suspects. Amimour, 28, is one of the seven attackers who died in the Friday assaults. Picture taken November 17, 2015. REUTERS/Gonzalo Fuentes 

A name on letter box reading "Amimour" is seen at the entrance of an apartment building where Samy Amimour, one of the attackers identified by the police, grew up in the Parisian suburb of Drancy, France, November 17, 2015. France, which along with Belgium has launched a massive manhunt for people involved in the attacks that killed at least 129 people in Paris on Friday, is striving to establish the identities of the attackers and chief suspects. Amimour, 28, is one of the seven attackers who died in the Friday assaults. Picture taken November 17, 2015. REUTERS/Gonzalo Fuentes 

A mailbox that was smashed by a fallen tree is pictured during a strong storm in Seattle, Washington November 17, 2015. A fierce storm packing gusts up to 49 miles (79 km) per hour hit the Seattle area on Tuesday, cutting power to more than 100,000 people across the Puget Sound region, closing roads and triggering a small mudslide, local authorities said. REUTERS/David Ryder 

A postwoman standing beside a scooter uses a device in front of the headquarters of Poste Italiane in Milan, Italy, October 22, 2015. Poste Italiane is expected to report Q3 results this week. REUTERS/Stefano Rellandini/FilesGLOBAL BUSINESS WEEK AHEAD PACKAGE - SEARCH "BUSINESS WEEK AHEAD NOV 9" FOR ALL IMAGES 

Floodwaters reach just under a mailbox along Waccamaw Lake Drive in Conway, South Carolina October 6, 2015. Fourteen people have died amid historic rainfall in South Carolina, the state's governor said on Tuesday, as residents grappled with the damage wrought by flooding on their homes, roads and water supply. REUTERS/Randall Hill 

A mailbox surrounded by flood waters is pictured on Rosewood Drive in Myrtle Beach, South Carolina October 5, 2015. Torrential rainfall that South Carolina's governor called a once-in-a-millennium downpour triggered flooding in the southeastern U.S. state on Sunday, causing at least eight deaths in the Carolinas. REUTERS/Randall Hill 

Letterboxes are seen outside a post office downtown Milan, Italy, April 15, 2015. The upcoming initial public share offering of Italy's post office is expected to value the company at 8-10 billion euros ($9-11.2 billion), allowing the government to raise up to 4 billion euros from the partial privatisation, two sources close to the matter said. Picture taken on April 15, 2015. REUTERS/ Stefano Rellandini 

A mailbox is pictured in front of a house in the 1920s Bon Air (Good Air) housing estate before its renovation in Brussels August, 20, 2015. With street names such as Temperance and Hygiene and plenty of green open spaces, the 1920s Bon Air (Good Air) housing estate in a working class district of Brussels was meant to provide a healthy "garden city" way of life. Now 21st-century planners are striving to turn it into a modern ideal with the kind of renovations EU policy-makers sitting in their shiny offices across the city want to see throughout the European Union. Picture taken on August 20, 2015 REUTERS/Francois Lenoir 

A truck pulling a horse trailer leaves the area of the Okanogan Complex Fire near Okanogan, Washington, August 20, 2015. Crews battling a flurry of wildfires raging unchecked across the Pacific Northwest contended with high winds on Thursday, a day after three firefighters were killed and four others were injured in Washington state. REUTERS/Jason Redmond 

A mailbox with a horse figure on top is pictured under the light of a sky filled with smoke from the Okanogan Complex Fire near Okanogan, Washington, August 20, 2015. Crews battling a flurry of wildfires raging unchecked across the Pacific Northwest contended with high winds on Thursday, a day after three firefighters were killed and four others were injured in Washington state. REUTERS/Jason Redmond 

A Greek flag flutters outside the Athens stock exchange , Greece, July 27, 2015. Greece's stock exchange will remain closed until the government issues a new decree on the bourse, the country's regulator said in a statement on Monday. REUTERS/Ronen Zvulun 

Letterboxes of German mail carrier Deutsche Post are seen during a demonstration in Munich, Germany, June 18, 2015. Workers at Deutsche Post are on strike over labour union Verdi's demands in a dispute over pay and conditions. REUTERS/Michael Dalder

A letterbox of another company is pictured on the house of Deutsche Bank office in Hanau, Germany, April 27, 2015. Deutsche Bank will cut 200 billion euros ($217.5 billion) in investment bank assets and exit a tenth of the countries in which it operates as part of a restructuring program designed to boost earnings and cut risk. REUTERS/Kai Pfaffenbach 

A scarecrow is reflected in a window next to a letterbox in the mountain village of Nagoro on Shikoku Island in southern Japan February 24, 2015. Tsukimi Ayano made her first scarecrow 13 years ago to frighten off birds pecking at seeds in her garden. The life-sized straw doll resembled her father, so she made more. Today, the tiny village of Nagoro in southern Japan is teeming with Ayano's hand-sewn creations, frozen in time for a tableau that captures the motions of everyday life. Nagoro, like many villages in Japan's countryside, has been hit hard by inhabitants flocking to cities for work and leaving mostly pensioners behind. Its greying community is a microcosm of Japan, whose population has been falling for a decade. REUTERS/Thomas Peter (JAPAN - Tags: SOCIETY ENTERTAINMENT) PICTURE 19 OF 32 FOR WIDER IMAGE STORY 'THE VILLAGE OF THE SCARECROWS'

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A cricket bat is placed against an old milepost repurposed for a letterbox, in tribute to local Australian cricketer Phillip Hughes in Macksville December 2, 2014, as his hometown prepares for his funeral. Hughes died in a Sydney hospital last Thursday, two days after he was struck in the head by a short-pitched delivery during a domestic first-class match. His death has triggered an outpouring of emotion, sympathy and support from inside and outside the cricketing world. REUTERS/Jason Reed (AUSTRALIA - Tags: SPORT CRICKET OBITUARY) 

A combination photo shows cricket bats placed by residents of Macksville, the hometown of Australian cricketer Phillip Hughes, in front of their letterboxes and shop fronts December 2, 2014, on the eve of Hughes' funeral. Hughes died in a Sydney hospital last Thursday, two days after he was struck in the head by a short-pitched delivery during a domestic first-class match. His death has triggered an outpouring of emotion, sympathy and support from inside and outside the cricketing world. REUTERS/Jason Reed (AUSTRALIA - Tags: SPORT CRICKET OBITUARY) 

Three mailboxes are seen along the highway US-1 in the Lower Keys near Key Largo in Florida, July 10, 2014. The Florida Keys are famous for their diving, but they are less well known for another quirky attraction: the mailboxes residents use to decorate their driveways. From a fiberglass manatee in lipstick to a small white church, Reuters photographer Wolfgang Rattay documented this unusual aspect of local culture as he drove along the Ocean Highway that connects the islands. Picture taken July 10, 2014. REUTERS/Wolfgang Rattay (UNITED STATES - Tags: SOCIETY TRAVEL)

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A mailbox in the shape of a manatee stands along the highway US-1 in the Lower Keys near Key Largo in Florida July 10, 2014. The Florida Keys are famous for their diving, but they are less well known for another quirky attraction: the mailboxes residents use to decorate their driveways. From a fiberglass manatee in lipstick to a small white church, Reuters photographer Wolfgang Rattay documented this unusual aspect of local culture as he drove along the Ocean Highway that connects the islands. Picture taken July 10, 2014. REUTERS/Wolfgang Rattay (UNITED STATES - Tags: SOCIETY TRAVEL TPX IMAGES OF THE DAY)

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A mailbox in the shape of a fire truck is seen along the highway US-1 in the Lower Keys near Marathon in Florida, July 11, 2014. The Florida Keys are famous for their diving, but they are less well known for another quirky attraction: the mailboxes residents use to decorate their driveways. From a fiberglass manatee in lipstick to a small white church, Reuters photographer Wolfgang Rattay documented this unusual aspect of local culture as he drove along the Ocean Highway that connects the islands. Picture taken July 11, 2014. REUTERS/Wolfgang Rattay (UNITED STATES - Tags: SOCIETY TRAVEL)

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A Royal Mail post box is seen in central London July 11, 2014. Britain's biggest privatisation in years was blighted by a fear of failure and poor advice from state-appointed banks, a committee of lawmakers said on Friday following an inquiry into the 2 billion pound ($3.4 billion) sale of Royal Mail. REUTERS/Neil Hall (BRITAIN - Tags: POLITICS SOCIETY BUSINESS EMPLOYMENT) 

Deutsche Post DHL postwoman Andrea Bunar delivers post using a traditional boat in the Spreewald village of Lehede, April 11, 2014. Bunar is now Germany's only postwoman to deliver the mail by boat from April until October. REUTERS/Axel Schmidt (GERMANY - Tags: TRANSPORT SOCIETY BUSINESS) 

A rental home owned by Blackstone is shown in Riverside, California January 23, 2014. REUTERS/Mike Blake (UNITED STATES - Tags: BUSINESS REAL ESTATE) 

A dog walker posts a letter in a Royal Mail post box in Maybury near Woking in southern England March 25, 2014. Britain's newly-privatised postal operator Royal Mail said on Tuesday it would cut around 1,300 operational and head office jobs in order to deliver annualised savings of 50 million pounds ($82.45 million). REUTERS/Luke MacGregor (BRITAIN - Tags: BUSINESS POLITICS EMPLOYMENT) 

A car is seen surrounded by water after the river Thames flooded the village of Wraysbury, southern England February 10, 2014. REUTERS/Eddie Keogh (BRITAIN - Tags: DISASTER ENVIRONMENT) 

A letterbox is seen outside a post office in downtown Rome January 24, 2014. Italy's cabinet approved a decree on Friday paving the way for the privatisation of up to 40 percent of the post office as the government tries to bring down its huge public debt. The sale of Poste Italiane will be aimed at institutional and retail investors as well as post office employees, and Economy Minister Fabrizio Saccomanni said it could raise between 4 and 4.8 billion euros ($5.47-$6.57 billion). REUTERS/Tony Gentile (ITALY