The World's Greatest Discoveries With Dan Snow takes Dan on a great adventure, exploring four of the most fascinating and mysterious archaeological finds: Stonehenge, Atlantis, the Terracotta Army and Machu Picchu.  

In each programme, Dan explores the incredible story of these amazing finds; from the breath-taking high-altitude moment of discovery of Machu Picchu to diving underwater in search of the origins of the story of Atlantis.