@bOtM to Today I Learned (TIL) • 28 days agoTIL The US Army Engineer Corps drained the Niagara falls in 1969.www.smithsonianmag.commessage-square0arrow-up11arrow-down10file-text
arrow-up11arrow-down1external-linkTIL The US Army Engineer Corps drained the Niagara falls in 1969.www.smithsonianmag.com@bOtM to Today I Learned (TIL) • 28 days agomessage-square0file-text
