Legend has it a commoner volunteered to be buried alive in the foundation so that the great fortress could be built.

This opulent 16th-century Maharaja’s palace is a unique mix of Hindu and Muslim designs.

A towering work of stone and philosophy that was constructed using ancient Hindu science.

This bright pink Gandhi memorial was built so that sunshine hits a specific spot on his birthday.

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

Ornate, dome-topped cenotaphs fill this royal crematorium.

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

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

Fifteen Jodhpur queens left their handprints before going to their fiery death.

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

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

Modest by day, illuminated majestically at sunset.

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

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

A complex of six forts embedded in the Rajasthan hills.

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

The world's second-largest sundial, made entirely out of stone.

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

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

Bombed and burned, this monument represents the often controversial ties between Vietnam and Cambodia.

Originally a meeting place for foreign correspondents and war reporters, the FCC remains an atmospheric spot for sunset drinks in Phnom Penh.

One of the biggest markets in Asia, under one of the continent's largest domes.

The capital of Cambodia is named after the hill on which this ancient temple complex stands.

Khmer Rouge's high security prison.