A 1,500-year-old, 3-story subterranean city where ancient Persians took refuge in times of war.

The most sacred Jewish shrine in Iran and a fine example of restoration works gone wrong.

This mosque turned crypt is an amazing display of Persian-Islamic architecture.

Salt cured mummies continue to turn up in this Iranian mine.

One of the largest and oldest caravansaries in Persia.

In this tiny Iranian town playing on the roof isn't just encouraged, it's the only place to go.

One of the world's largest shopping malls covers an area of 15 million square feet—and it's still set to grow.

This ruined fortress was the stronghold for a persecuted medieval leader and his infamous Assassins.