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

Marked by the hand of the explorer Henry Morton Stanley.

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

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

A dreamy mausoleum honors Persia's most famous poet.

One of the world's largest salt caves is filled with fragile salt sculptures, salt rivers, and huge salt megadomes.

The colorful soil of Iran’s "Rainbow Island" attracts artists and nature lovers.

Hundreds of stones dangle from barren trees in the middle of the desert.

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

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

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

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

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

Mirrors and glass shards cover every inch of this arrestingly beautiful mosque.

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

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

A historic trade hub teeming with gorgeous architecture, colorful goods, and vibrant designs.

A spectacular rainbow of stained glass makes the "Pink Mosque" one of the most beautiful in Iran.