Ed Stafford: Into the Unknown

TMDB score: 7.3/10

Ed Stafford is on a mission to investigate the planet's newest mysteries. With photographs of Earth – taken by spy satellites and the International Space Station – showing strange and unexplained markings in some of the most remote and inaccessible places on the planet, Ed sets out to find the target, and solve the riddle.

Selected season 1, episode 1.