Tom Scott: Amazing Places

The Circle Visible From Space (2019x5)

Air date: May 20, 2019

Mount Taranaki, on the North Island of New Zealand, is a large-scale circle that's visible from space: a stratovolcano with six miles of forest around it. But that didn't happen naturally. Oh, and there's a good chance that, in the next fifty years or so, it might explode.