Soviet-era gates guard an unexpected urban forest—and a future U.S. embassy.

A haunted outpost in Moldova, where guards are said to have fired at a ghostly figure.

This 13th century Orthodox monastery is built right into the Moldovan cliffside.

This sign marks the entrance to a tiny proto-state within the small country of Moldova.

At less than four inches in height, this iconic fictional character is the smallest public statue in all of Moldova.

The largest wine cellar in the world is a 150-mile network of underground caves near the capital of Moldova.

A forgotten remnant of the Soviet Union, Transnistria is an unrecognized country hidden behind a heavily militarized border between Moldova and Ukraine.

A psychedelic labyrinth on the San Francisco bay.

Sister store to the Echo Park Time Travel Store.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

Al Rahmah Mosque appears to "float" atop the Red Sea.

Carved into a towering rock mountain in Al Ula, this once served as a religious and political center in Hegra.

For centuries, Jeddah’s old town was a major trading port and a point of entry for Hajj pilgrims traveling by sea.

The rocks around this mountain are filled with so many carvings that the area became known as the "open library."

A 19th-century fortress and collection of artifacts offer a tour of Saudi history.

These towering cliffs jut dramatically from the middle of a barren desert.

Within the Saudi Arabian desert lies a 2,000-year-old ghost town made of stone and mud.

More than 100 monumental tombs carved into rock are preserved at this ancient Nabataean site in the Arabian Desert.

An unfinished tomb carved into a giant boulder in the Arabian Desert.

This exclusive resort has completely covered a tiny Balkan island in a 5-star warren of guest rooms.

A tiny church on a man-made island in the Adriatic.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

A memorial to the atrocities of the People's Socialist Republic of Albania.