Photos: Eerie remnants of the former U.S. embassy, 35 years after Iran hostage crisis Thirty-five years after the Iran hostage crisis, a rare look inside the former U.S. embassy in Tehran.

The hostage crisis had its origins in the Islamic Revolution, led by Ayatollah Ruhollah Khomeini, that toppled Iran’s monarchy in 1979. In October of that year, Mr. Carter decided to allow Iran ...