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

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

Modest by day, illuminated majestically at sunset.

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

A blooming house of worship for the masses.

These particularly resplendent rodents are the state animal of Maharashtra.

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

This peaceful Sikh gurudwara serves around 50,000 free meals every day within its gilded walls.

This magnificent stepwell is designed as an inverted temple and adorned with 1,500 sculptures.

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

The remains of what was, not so long ago, the world's largest city.

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

This complex of vertically-excavated Buddhist, Jain, and Hindu monolithic temples in India's Maharashtra providence illustrates a spirit of tolerance characteristic of ancient India.

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

Centuries-old bridges grown from tangled roots.

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

Thousands of exquisitely carved stone water storage wells, hundreds of stone steps fill this exquisite medieval stepwell.

One-room museum dedicated to India's most enigmatic mathematician.

The first English fort built in India.

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

This Gothic-style church is reputedly built atop the remains of one of Jesus's apostles.

Macabre symbols of death and mummies on display set the tone of this Italian purgatory church.

A dead saint, a deadly poison, and a mysterious holy ooze.

The oldest operational cathedral in the U.S. has one shell of a way of projecting speakers' voices.