Fair rating?What on Earth?· Season 2 · Episode 6
Hidden Tomb of Genghis Khan
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?
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#1In Season 2of 13 rated episodes
#45All-timeof 139 rated episodes
+0.3vs season avgSeason 2 averages 8.0
2016First airedMarch 1, 2016
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