This subterranean funicular is one of the world's smallest subways.

These numerous Israeli caves were dug out over hundreds years for reasons ranging from hideouts to burial sites.

One of the oldest and largest castles in the world.

Amid the rubble of Aleppo's Old Quarter, part of a historic market has been restored and re-opened.

This ancient mountain monastery welcomes all manner of faith in an effort to keep Christians in Syria.

3D war panorama in Damascus built with help from North Korea.

Ruins of the Crusaders' headquarters.

Mysterious lost empire of the Silk Road.

A cave covered with bizarre stalactites of cloth.

An eccentric dictator's take on a Turkmen version of Disneyland.

Few people have ever heard of, let alone visited, one of Turkmenistan’s most impressive natural attractions.

If you want to get married in the White Marble City of Ashgabat, you should do it in this surreal disco ball building.

This famed Silk Road oasis was one of the largest cities in the world before it was destroyed by a Mongol horde.

A fiery crater has been burning in the Karakum Desert since 1971.

The largest Lenin statue in Central Asia was moved to an empty field rather than being destroyed.

The vertical-axis windmills of ancient Persia have been grinding flour for 1,000 years and counting.

One of the largest and oldest caravansaries in Persia.

17th century mosque for Shah Abbas' harem.

A graveyard of old and rare planes that once were the glory of Persian aviation.

Iran's colorful terraces are a rare geological masterpiece.

This beautiful system of tunnels built into natural rock serves as a centuries old plumbing system.

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

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

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