Fort Meade, Maryland - July 29, 2014: POPPY is the codename given to the U.S.'s first series of intelligence satellites. The program operated in the 60's and 70's.
The National Cryptologic Museum, located on the NSA campus at Fort Meade in Maryland chronicles the history of secret communication.
CREDIT: Matt Roth for The New York Times
Assignment ID: 30161736A