Ancient structures used to make and preserve ice in the deserts of Persia.

This remote mountain shrine is one of the most sacred Zoroastrian temples remaining in the world.

The cathedral stands in New Jufa, Isfahan's Armenian quarter that was established in 1606.

Iranian tombstones shaped like male and female sexual organs.

This 17th-century structure is a beautiful testimony to traditional Persian architecture

Named after a legendary garden called Eram in southern Arabia, built by order of Shaddad, an Arab king who wanted to compete with Paradise.

Burial site of a Jewish prophet revered in Iran.

Long before air conditioning, Persian architects found an ingenious way to cool off.

The tower in this 1,000-year-old mud-brick village seems to vibrate for no apparent reason.

A dreamy mausoleum honors Persia's most famous poet.

This ancient burial site is believed to be one of the first earthquake-protected structures in the world.

The hottest, driest, and most scenic desert on Earth.

The fire inside this temple has burned for more than 1,500 years.

The ancient necropolis houses the immense rock-cut tombs of four Persian kings.

Putrefaction plateaus in Iran, where the dead were sent for decontamination before going to their final resting place.

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

The palace of the King of Kings, burned by Alexander the Great.