KRYPTOS · K4
97 characters
CIA Headquarters · Langley, Virginia
Jim Sanborn · Ed Scheidt
OBKRUOXOGHULBSOLIFBBWFLRVQQPRNGKSSOTWTQSJQSSEKZZWATJKLUDIAWINFBNYPVTTMZFPKWGDKZXTJCDIGKUHUAUEKCAR
K1
SOLVED (1999)
K2
SOLVED (1999)
K3
SOLVED (1999)
K4
UNSOLVED
UNSOLVED FOR
35.914490569
years
13,117 days · 18h 25m 27s
KNOWN FRAGMENTS
pos 26-33: BERLINCL → "BERLIN CLOCK"
pos 64-69: EASTNORTHEAST → direction hint (2020)