The painted and decorated towers of this Hindu shrine were once the tallest structures in one of the oldest cities in India.

The world's largest secondhand book market is a haven for bibliophiles and bargain hunters.

The ancient water tanks remain some of the ruined city’s most beautiful architecture.

A centuries-old fortress city lies in ruin.

A nearly unconquerable island-fort in the Indian Ocean.

A centuries-old lookout post still sits atop a natural stone spire.

This ancient Hindu temple is covered in thousands of colorful statues and has a long mythological history.

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

An extraordinary "City of Caves" carved from solid stone.

Rock-cut cave complex filled with ancient Buddhist artwork.

This otherworldly palace-mausoleum complex is the stuff eternal dreams are made of.

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