The Pharaoh's in a Rut (2) - S1-E28
Revealing mistake: When Bruce Wayne is strapped to the stretcher hurtling toward the cliff, after he breaks through the "300 Ft. Drop" sign, we cut to a different angle where the wire pulling the stretcher is visible. (00:02:40)
Answer: There wasn't one singular city used. It was shot in and around various locations in California, plus on a lot of sets and backlots. Ex. Some scenes were shot in LA, some in Pasadena, some in Santa Barbara, etc.
TedStixon