Plundered and left asunder by grave robbers, this ancient necropolis has been painstakingly pieced back together.

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.

Monasteries on rock pillars, once accessible only by frayed ropes.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

Now containing the bones of the actual conquistador, instead of someone else.

The 10,000 Torii shrine.

Holy Grotto of Montserrat Monastery holds one of Europe's mysterious black Madonnas.

Church built on the site where the last tsar of Russia and his family were killed.

Oldest building in California still in use.

Three hundred years of preserved Spanish colonial history in San Antonio.

Monastery complex at the location where bodies of the executed Romanov royal family were discovered.

Hiroshima survivor on Riverside Drive.

Malaysia's floating mosque.

A symbol of Islam in oil-rich Brunei.

Giant pagoda houses the car that drove Thích Quảng Đức to his death by self-immolation.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

An underground city of salt.

This smaller cousin of the Forbidden City has gone from ancestral sacrifice to tourist's whispers.

This experimental utopian "city of the future" in rural India may hold a dark secret.

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Hear the quietest sound from across the dome.

Real bones which are said to have belonged to a Polish dragon.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.