The same artist (Jim Sanborn) did Cyrillic Projector, which is much easier to go see than Kryptos is at the CIA. It is located at the University of North Carolina in Charlotte, by the Fretwell Building.

https://en.wikipedia.org/wiki/Cyrillic_Projector

https://maps.app.goo.gl/NkefF3cBpzCY73ex7