With an estimated birth year of 1832, Jonathan was alive for the invention of the safety pin, the telephone, and the roller coaster. Here, he is photographed in 1902 and today, on the South Pacific Island of Saint Helena.
Dozens of stones up to 300 kg in weight are traveling for hundreds of metres across a dried lake in America. But no one's ever seen them do it. So, what's making these Death Valley 'sailing stones' move?
