Soldiers carry the coffin of Late French writer Maurice Genevoix before being laid to rest in the crypt of the Pantheon mausoleum during a national tribute for Genevoix and 'Men of 14' as part of Armistice Day commemorations marking the end of World War I in Paris, France, November 11, 2020. REUTERS/Christian Hartmann/Pool

Soldiers carry the coffin of Late French writer Maurice Genevoix before being laid to rest in the crypt of the Pantheon mausoleum during a national tribute for Genevoix and 'Men of 14' as part of Armistice Day commemorations marking the end of World War I in Paris, France, November 11, 2020. REUTERS/Christian Hartmann/Pool

Soldiers carry the coffin of Late French writer Maurice Genevoix before being laid to rest in the crypt of the Pantheon mausoleum during a national tribute for Genevoix and 'Men of 14' as part of Armistice Day commemorations marking the end of World War I in Paris, France, November 11, 2020. REUTERS/Christian Hartmann/Pool

Soldiers carry the coffin of Late French writer Maurice Genevoix before being laid to rest in the crypt of the Pantheon mausoleum as part of Armistice Day commemorations marking the end of World War I in Paris, France, November 11, 2020. REUTERS/Christian Hartmann/Pool

Soldiers carry the coffin of Late French writer Maurice Genevoix before being laid to rest in the crypt of the Pantheon mausoleum during a national tribute for Genevoix and 'Men of 14' as part of Armistice Day commemorations marking the end of World War I in Paris, France, November 11, 2020. REUTERS/Christian Hartmann/Pool

Soldiers carry the coffin of Late French writer Maurice Genevoix before being laid to rest in the crypt of the Pantheon mausoleum during a national tribute for Genevoix and 'Men of 14' as part of Armistice Day commemorations marking the end of World War I in Paris, France, November 11, 2020. REUTERS/Christian Hartmann/Pool

Soldiers carry the coffin of Late French writer Maurice Genevoix before being laid to rest in the crypt of the Pantheon mausoleum during a national tribute for Genevoix and 'Men of 14' as part of Armistice Day commemorations marking the end of World War I in Paris, France, November 11, 2020. REUTERS/Christian Hartmann/Pool

Soldiers carry the coffin of Late French writer Maurice Genevoix before being laid to rest in the crypt of the Pantheon mausoleum during a national tribute for Genevoix and 'Men of 14' as part of Armistice Day commemorations marking the end of World War I in Paris, France, November 11, 2020. REUTERS/Christian Hartmann/Pool

Soldiers carry the coffin of Late French writer Maurice Genevoix before being laid to rest in the crypt of the Pantheon mausoleum during a national tribute for Genevoix and 'Men of 14' as part of Armistice Day commemorations marking the end of World War I in Paris, France, November 11, 2020. REUTERS/Christian Hartmann/Pool

Soldiers carry the coffin of Late French writer Maurice Genevoix before being laid to rest in the crypt of the Pantheon mausoleum during a national tribute for Genevoix and 'Men of 14' as part of Armistice Day commemorations marking the end of World War I in Paris, France, November 11, 2020. REUTERS/Christian Hartmann/Pool

Soldiers carry the coffin of Late French writer Maurice Genevoix before being laid to rest in the crypt of the Pantheon mausoleum during a national tribute for Genevoix and 'Men of 14' as part of Armistice Day commemorations marking the end of World War I in Paris, France, November 11, 2020. REUTERS/Christian Hartmann/Pool

Soldiers carry the coffin of late French writer Maurice Genevoix before being laid to rest in the crypt of the Pantheon mausoleum as part of Armistice Day commemorations marking the end of World War I in Paris, France, November 11, 2020. REUTERS/Christian Hartmann/Pool

French President Emmanuel Macron leaves the crypt of the Memorial to Fighting France following the traditional annual ceremony at the Mont-Valerien, a memorial for the French who fought against the Nazis and those who were killed by the occupying forces, in Suresnes, west of Paris, France June 18, 2020. Ludovic Marin/Pool via REUTERS

A child runs in the crypt within the U.S. Capitol in Washington, D.C., U.S., after House Democrats unveiled Trump impeachment charges, December 10, 2019. REUTERS/Yuri Gripas

The flooded crypt of St Mark's Basilica is pictured during an exceptionally high water levels in Venice, Italy November 13, 2019. REUTERS/Manuel Silvestri TPX IMAGES OF THE DAY

The flooded crypt of St Mark's Basilica is seen during exceptionally high water levels in Venice, Italy November 13, 2019. REUTERS/Manuel Silvestri

The flooded crypt of St Mark's Basilica is seen during an exceptionally high water levels in Venice, Italy November 13, 2019. REUTERS/Manuel Silvestri

The remains of a human skull can be seen inside an old coffin in the crypt of St Leonard's Church on Streatham High Road in south London, Britain, October 16, 2019. REUTERS/Hannah McKay SEARCH "STREATHAM BREXIT" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

Benjamin Storchan, director of excavation on behalf of the Israel Antiquities Authority, walks inside a crypt where remains of a 1500-year-old church were found, and which archeologists say was built in honour of a 'glorious martyr', whose identity is unknown, in Ramat Beit Shemesh, Israel October 23, 2019. REUTERS/Ronen Zvulun

Crosses carved in the wall by pilgrims are seen beside stairs leading to the Crypt of St. Helena in the Church of the Holy Sepulchre in Jerusalem's Old City, March 27, 2018. REUTERS/Corinna Kern SEARCH "SEPULCHRE AWAD" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

A street vendor sells fans outside Almudena Cathedral, where the daughter of Spanish dictator Francisco Franco is buried in the crypt in Madrid, Spain, November 14, 2018. REUTERS/Susana Vera

Children walk past the tomb of Spanish dictator Francisco Franco's daughter Carmen Franco Polo at the crypt of the Almudena Cathedral in Madrid, Spain, November 14, 2018. REUTERS/Susana Vera

People stand by the tomb of Spanish dictator Francisco Franco's daughter Carmen Franco Polo at the crypt of the Almudena Cathedral in Madrid, Spain, November 14, 2018. REUTERS/Susana Vera

The tomb of Spanish dictator Francisco Franco's daughter Carmen Franco Polo is seen at the crypt of the Almudena Cathedral in Madrid, Spain, November 14, 2018. REUTERS/Susana Vera

A man stands by the tomb of Spanish dictator Francisco Franco's daughter Carmen Franco Polo at the crypt of the Almudena Cathedral in Madrid, Spain, November 14, 2018. REUTERS/Susana Vera

French President Emmanuel Macron leaves after paying his respects in the crypt of the Notre Dame de Lorette war cemetery near Arras, France November 8, 2018. Francois Mori/Pool via REUTERS

French President Emmanuel Macron leaves after paying his respects in the crypt of the Notre Dame de Lorette war cemetery near Arras, France November 8, 2018. Francois Mori/Pool via REUTERS

French President Emmanuel Macron leaves after paying his respects in the crypt of the Notre Dame de Lorette war cemetery near Arras, France November 8, 2018. Francois Mori/Pool via REUTERS

People walk over an outline of the historic Vergilius Chapel, an underground crypt, at St. Stephen's square in Vienna, Austria, August 29, 2018. REUTERS/Heinz-Peter Bader

A general view shows the Berlin cathedral during a media tour to present the restoration plans for the crypt of the Prussian emperors - the Hohenzollern house - in Berlin, Germany, August 16, 2018. REUTERS/Fabrizio Bensch

A general view shows the Berlin cathedral during a media tour to present the restoration plans for the crypt of the Prussian emperors - the Hohenzollern house - in Berlin, Germany, August 16, 2018. REUTERS/Fabrizio Bensch

A general view shows the facade of the Berlin cathedral during a media tour to present the restoration plans for the crypt of the Prussian emperors in Berlin, Germany, August 16, 2018. REUTERS/Fabrizio Bensch

Visitors listen to an audio guide beside coffins inside the crypt of the Prussian emperors - the Hohenzollern house - during a media tour to present the restoration plans of the area in the Berlin cathedral in Berlin, Germany, August 16, 2018. REUTERS/Fabrizio Bensch

A worker descends into a logistic tunnel to the crypt of the Prussian emperors - the Hohenzollern house - during a media tour to present the restoration plans of the area in the Berlin cathedral in Berlin, Germany, August 16, 2018. REUTERS/Fabrizio Bensch

Visitors walk beside coffins inside the crypt of the Prussian emperors - the Hohenzollern house - during a media tour to present the restoration plans of the area in the Berlin cathedral in Berlin, Germany, August 16, 2018. REUTERS/Fabrizio Bensch

A visitor stands beside the coffin of Great Elector Friedrich Wilhelm, inside the crypt of the Prussian emperors - the Hohenzollern house - during a media tour to present the restoration plans of the area in the Berlin cathedral in Berlin, Germany, August 16, 2018. REUTERS/Fabrizio Bensch

Coffins are pictured inside the crypt of the Prussian emperors - the Hohenzollern house - during a media tour to present the restoration plans of the area in the Berlin cathedral in Berlin, Germany, August 16, 2018. REUTERS/Fabrizio Bensch

The coffin of Phillip Wilhelm, Margrave of Brandenburg, is pictured inside the crypt of the Prussian emperors - the Hohenzollern house - during a media tour to present the restoration plans of the area in the Berlin cathedral in Berlin, Germany, August 16, 2018. REUTERS/Fabrizio Bensch

A sign to the entrance to the crypt of the Prussian emperors - the Hohenzollern house - is seen during a media tour to present the restoration plans of the area in the Berlin cathedral in Berlin, Germany August 16, 2018. REUTERS/Fabrizio Bensch

A French Republican Guard carries the Legion of Honour medal of late Auschwitz survivor and French health minister Simone Veil during a national tribute before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Christophe Petit Tesson/Pool via Reuters

The Legion of Honour medal rests on the flag-draped coffin of late Auschwitz survivor and French health minister Simone Veil during a national tribute before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Christophe Petit Tesson/Pool via Reuters

French Republican Guards carry the flag-draped coffin of late Auschwitz survivor and French health minister Simone Veil during a national tribute before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Christophe Petit Tesson/Pool via Reuters

A member of the Pantheon's staff opens the doors of the Pantheon during the national tribute to late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

French Repubican Guards carry flag-draped coffins of late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil during a national tribute before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

French Repubican Guards carry flag-draped coffins of late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil during a national tribute before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

French President Emmanuel Macron and his wife Brigitte follow French Republican Guards who carry the flag-draped coffins of late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil during a national tribute before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

French President Emmanuel Macron and his wife Brigitte the flag-draped coffins of late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil during a national tribute before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

French President Emmanuel Macron and his wife Brigitte pay their respects near the flag-draped coffins of late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil during a national tribute before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

French President Emmanuel Macron and his wife Brigitte follow French Republican Guards who carry the flag-draped coffins of late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil during a national tribute before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

French President Emmanuel Macron and his wife Brigitte Macron attend a national tribute to late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

French President Emmanuel Macron speaks with Jean Veil and his wife Dorothee Finot, who stands next to Pierre-Francois Veil (2ndL), sons of late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil, during a national tribute before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

French President Emmanuel Macron speaks with Pierre-Francois, the son of late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil, during a national tribute before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

French President Emmanuel Macron and his wife Brigitte Macron attend a national tribute to late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

French President Emmanuel Macron and his wife Brigitte Macron attend a national tribute to late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

French President Emmanuel Macron and his wife Brigitte Macron attend a national tribute to late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

French President Emmanuel Macron and his wife Brigitte follow French Republican Guards who carry the flag-draped coffins of late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil during a national tribute before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

The flag-draped coffins of late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil are carried by members of the French Republican Guards during a national tribute before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. REUTERS/Pascal Rossignol

French President Emmanuel Macron and his wife Brigitte Macron attend a national tribute to late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

French President Emmanuel Macron and his wife Brigitte Macron attend a national tribute to late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters

French President Emmanuel Macron and his wife Brigitte Macron attend a national tribute to late Auschwitz survivor and French health minister Simone Veil and her late husband Antoine Veil before being laid to rest in the crypt of the Pantheon mausoleum, in Paris, France, July 1, 2018. Ludovic Marin/Pool via Reuters