ksat.com

0d0Gj TIL that knocking on wood was a thing because people believed that spirits lived in trees and knocking would prevent them from bad luck. (scroll a bit for the right part.)
W7XL4 TIL San Antonio's Riverwalk is drained every two years and popular items found at the bottom of the river include cellphones, laptops, and scooters, in addition to chairs, lights and even a stroller
rN5Wo TIL William Gebhardt invented chili powder as we know it today in the back room café of a saloon that had alligator pits and badger fights.