dcist.com

p8K5p TIL the American Charters of Freedom (Declaration of Independence, Constitution, and Bill Of Rights) are stored in a 55-ton steel reinforced vault. In the case of danger like a nuclear war, the documents would likely be transported by air to a secure, undisclosed, underground location
Oo78a TIL Between 1950 and 1970, Foggy Bottom was transformed from a run-down industrial slum to a high-rent luxury apartment district, considered one of the best downtown residential sections in Washington DC
VMOLZ TIL that all lakes in the state of Maryland are man-made