Have the kids seen W.T. “Wally” Wallington yet? He’s a retired carpenter who believes he knows how Stonehenge was built. With 35 years experience in construction under his belt, he’s been practicing how to move 300 lb blocks… 1600 lb blocks… 1 ton blocks… massive barns… all by himself. 

Wally has been working on building his own Stonehenge at his home in Michigan using no machinery — just his engineering techniques using ropes, structures of sticks, stones, and his favorite tool: gravity.

In the archives: More videos about engineering.

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