› added 10 years ago

165

TIL that when it came time to remove the support beams from newly erected cathedral vaults in the Middle Ages, they had about a 50% failure rate.

Read more pbs.org

via reddit.com

OG9Qe TIL that turtles , frogs , and salamanders breathe through their butt
lOZA TIL that there are sea nomads, whole tribes of people who spend almost all of their lives at sea.
LQvZV TIL the Original London Bridge is currently in Lake Havasu Arizona
NWGE TIL that when turkeys were reintroduced to New England, they chose to live in cities instead of the forests turkeys as living in tandem with humans dramatically improved their survival rate
8aR1Z TIL that George Washington was actually a Redhead and that he did not wear a wig. Instead, he powdered his hair