An imperial fortress city that incorporated cultural elements from the entire Mughal empire, only to be abandoned the year it was finished.

This stunning 15th-century royal hill fort preserves the age of chivalry in Rajasthan.

Temples adorned with intricate, erotic sculptures make up one of the "seven wonders" of India.

Sacred Indian temple that’s all monkey business.

Once an indicator of social class, the color blue has come to define this city on the edge of the Thar Desert.

More than half of this Indian palace is drowned but it looks all the more spectacular for it.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

Ancient snack bar of the Roman Empire re-opened.

Erotic art covers the walls of the largest ancient pleasure palace.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

The glowing blue Nymphaeum of Emperor Tiberius.

The spot where the fascist dictator made some of his most famous speeches including declaring war on Britain and France.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

Deadliest lake in the world suffocated over 1,746 people in one night.

Located near Cairo's El Korba district, the abandoned mansion continues to inspire mystery and rumor throughout the city.

In Egypt's expanding metro area, many of the neighbors are dead.

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

An endless sea of white conical domes.

A Lovecraftian altar of nightmarish bronze chairs sits ominously on a boardwalk in Puerto Vallarta.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

A bright little alley in La Boca is a part of tango history.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

Pilgrims each carried a brick to the top of Mount Monserrate to help build this historic sanctuary in Colombia.