11:25Long-form

Why are there giant concrete tunnels in the desert?

United StatesPublished August 23, 2019

Views 3.63M  |  Likes 81.3K  |  Comments 6.37K
Views#2,115,405Global
Views#447,771United States

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Physics GirlPhysics Girl
3.55M subs•325 videos•Oct 2011

Ranked #2,115,405 globally by view count, this video has accumulated 3.63M views since it was published on Aug 23, 2019.

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