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

Time has stopped at the house where Gandhi died.

A blooming house of worship for the masses.

An ancient iron pillar in Delhi that seems to be rustproof.

This lavish estate recalls the opulent history of Calcutta.

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

A single tree's 2,800 aerial roots give the appearance of a complete forest.

An eclectic mix of influences rot together in harmony in this India necropolis.

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

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

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

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

A complex of six forts embedded in the Rajasthan hills.

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

This restaurant is proud to be built atop a burial ground.

Rock-cut cave complex filled with ancient Buddhist artwork.

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.

World's most expensive home.

Tucked in Mumbai’s wealthiest neighborhood is one of the city’s oldest and most sacred sites: a temple complex believed to house the waters of the Ganges.

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

This elaborate temple was built around one of the Buddha's teeth.

An ancient stone fortress considered by many to be the eighth wonder of the world.

Scholar, adventurer, saint, and instigator of the Goa Inquisition.

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