wikipedia.org

oR8dR TIL that three of the five likely oldest rivers on earth are in Appalachia
16Ey7 TIL about Tells, archeological mounds found usually in the ancient near East, "an artificial topographical feature...consisting of the accumulated and stratified debris of a succession of consecutive settlements at the same site"
ZpodB TIL that Brazil has the largest Japanese population outside of Japan, with over 2 million people.