Brightly painted boulders scattered throughout the Sinai Desert.

An abandoned outdoor movie theater in the Sinai desert.

The massive cave church of Cairo's Zabbaleen community is one of the largest Christian churches in the Middle East.

Thousands of narrow alleyways in an ancient medieval city make up what's believed to be the world's largest car-free urban zone.

The true depths of these stunning Moroccan caves are unknown.

A fortified city, home to a remaining population of five families

World's largest film studio, where visitors tour the decaying sets that litter the harsh desert environment.

Rocky Atlantic beach home to a stunning stone arch.

An exquisite and eclectic selection of African masks stands out within a massive woodcarving marketplace.

This slowly crumbling mansion was home to one of East Africa's richest and most powerful slave traders.

Sitting atop a rock on Michamvi Pingwe beach, this restaurant becomes its own island at high tide.

A sobering account of the vibrant multicultural neighborhood that was destroyed under apartheid.

The tallest residential building in Africa is an unsettling Brutalist monolith.

Caves full of Buddhist statues, incredible rock formations and a deserted lagoon.

This unique temple complex remains off the typical tourist trail.

A grand imperial capital left to fall into magnificent ruin.

Over 2,000 ancient temples dot the Myanmar landscape at the site of this famed archaeological site.

This cavernous swimming spot doubles as a home to the largest known colony of bats in Central Asia.

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

At 16,627 feet above sea level, this unstaffed station is the highest in the world.

This Tibetan monastery has survived multiple attacks and is also a sky burial site.

The highest monastery in the world operates a tiny guesthouse with doors open to all.

Described as "the world's most blinging pool."

Mongolian Buddhists believe this monastery in the Gobi desert to be the center of the world's spiritual energy.