Tag: tunnel

November 23, 2021 at 3:26 pm

These Tunnels Were Dug by Giant Ground Sloths that Lived 10,000 Years Ago

These Tunnels Were Dug by Giant Ground Sloths that Lived 10,000 Years Ago

Geologists in Brazil have discovered a series of incredible paleoburrows dug by Giant Ground Sloths

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September 9, 2015 at 4:38 pm

This Amazing Bridge Turns Into a Tunnel and Connects Denmark and Sweden

This Amazing Bridge Turns Into a Tunnel and Connects Denmark and Sweden

The Øresund is an engineering marvel that connects the Danish capital of Copenhagen to the Swedish city of Malmö.

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