I came across this a while ago, saw it again, and figured it was definitely post-worthy. This guy, a former construction worker in Michigan named Wally Wallington (yes, really), has literally figured out how Stonehenge was built: with sticks, stones, leverage, and an amount of strength that a single man is easily capable of providing. His specialty during his construction career was moving extremely heavy objects. Have a look:
How to Build Stonehenge in Your Backyard (seriously)
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