Workers build a new Mayflower ship that is set to sail in September to mark the 400th anniversary of the original Mayflower voyage in 1620 at the Gdansk shipyard, Poland March 12, 2020. The vessel will transport it to the British port city of Plymouth where it will be equipped with an 'AI Captain' to self-navigate across the Atlantic to Plymouth, Massachusetts with no humans on board. Picture taken March 12, 2020. REUTERS/Malgorzata Wojtunik