What on Earth? - Season 2

Desperate signs from lost veterans in Vietnam captured by satellite. A fleet of massive ships stranded in the middle of a vast desert. Strange walls stretching vast distances across Northern California. Just what on earth are they?

Satellites find American stealth technology deep inside China; an unidentified cloud swamps America's skies; something very large is lurking beneath Loch Ness.

Satellites locate strange spiral markings in the remote African desert; A strange black blob off the coast of Florida. Satellites observe a possible murder. Something massive found deep beneath the ice of Antarctica. Just what on earth are they?

A satellite spots a set of huge arrows in the badlands of the American west. A blood red waterfall stains Antarctica's snows. A plague of huge holes in the Siberian landscape. Just what on earth are they?

The face of Christ is found in a field in Hungary. A photo that claims to show who shot down a passenger jet in Ukraine. A sinister shape in the mountains of Afghanistan that leads investigators to a hidden genocide. Just what on earth are they?

A strange structure is found in Mongolia. Is it the lost tomb of Genghis Khan? Bizarre rings in Spain could lead to the lost city of Atlantis. A huge floating island is on a collision course with New Zealand. Just what on earth are they?

A US spy satellite may have sumbled upon Noah's Ark; NASA may have found the Garden Of Eden; possible evidence of the destroyed city of Sodom.

Satellites find a great scar in the desert, it might be the key to finding the last wonder of the ancient world; Clues to the location of infamous City of Gold, El Dorado.

A collection of military mysteries; Satellites find stealth technology deep in China; Signs of MIA's in Vietnam, Strange smoke clouds over North Korea, Strange mountain fortress in Russia.

Satellites locate strange spiral markings in the remote African desert; a fleet of massive ships stranded in a desert of drying Aral Sea; large arrows in the badlands of the American west.

An odd structure that could be the lost tomb of Genghis Khan; mysterious dead patches in the desert that science can't explain; eerie sights in one of the world's oldest and strangest lakes.

Mysterious sightings in the Bermuda Triangle that could solve an age-old legend; a huge tsunami is heading straight for Hong Kong, then suddenly disappears.

A strange blood trail leads a satellite investigation; odd spirals appear in the Kalahari desert; a bizarre pattern off the coast of South Korea.