What on Earth?

11:00 PM to 12:00 AM
Tuesday 22 July
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Strange Symbols in the Desert

Season 3 Episode 10 of 20

An amateur archaeologist encounters strange symbols scratched into the Kazakhstan Desert. Plus, a lake in the Brazilian rain forest turns bright pink

What on Earth? airs on Sky History HD at 11:00 PM, Tuesday 22 July. (Subtitles.)
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News ➝ Current Affairs
Documentary