Neat little article about the FBI's 'Spy House"

http://www.atlasobscura.com/places/fbi-spy-house?utm_source=Atlas+Obscura+Daily+Newsletter&utm_campaign=0e79f40b07-EMAIL_CAMPAIGN_2017_05_05&utm_medium=email&utm_term=0_f36db9c480-0e79f40b07-64536349&ct=t(Newsletter_5_5_2017)&mc_cid=0e79f40b07&mc_eid=9337bd4ceb

A bit of DC lore.