Half-size replica of the Taj Mahal.

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

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

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

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

Modest by day, illuminated majestically at sunset.

Hidden in the shadow of a rocky fortress is one concubine’s long-forgotten legacy.

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.

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.

A battle between nature and architecture in the Cambodian jungle.

Standing atop 2nd-century Roman ruins, this church is one of the oldest and most iconic in Old Cairo.

A network of ancient Egyptian tombs built into the cliff face along the Nile.

This unassuming tree stump reportedly traces its roots to the famous pharaoh queen's reign.

Charnel house at the foot of Mount Sinai.

Hundreds of thousands of ancient documents offer a unique glimpse into Jewish life in Cairo.

Ancient Egyptian relief, claimed to depict an electrical light.

The largest known Ancient Egyptian obelisk.

One of its engravings is believed to be among the first representations of medical and surgical instruments.