The NSA cracked the Kryptos sculpture years before the CIA (2013)
wired.co.uk
wired.co.uk
If anybody is interested in Kryptos, I highly recommend Elonka Dunin's page: http://www.elonka.com/kryptos/
Is there an FBI Jazz and Bebop Directorate?
"CIA’s fine arts program—administered by its Fine Arts Commission since the 1960s—has benefited over the years from donations of sculptures and paintings that celebrate historical accomplishments in intelligence. The commission reviews donation proposals and, when it finds them appropriate, officially recommends works for acceptance."
via: https://www.cia.gov/library/center-for-the-study-of-intellig...
First thing I thought to do, as soon as I saw that 4th puzzle was unsolved, was to look at a map of the coordinates:
https://www.google.com/maps/place/38%C2%B057'06.5%22N+77%C2%...
Looks like it's a place on a sidewalk on the premises, so perhaps it's where a clue exists that makes it possible to solve K4?
/ bad mood /