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

This abandoned fort is said to be the most haunted place in India, so much so that entry is prohibited after sunset.

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

Rock-cut cave complex filled with ancient Buddhist artwork.

Sacred Indian temple that’s all monkey business.

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.

Centuries-old bridges grown from tangled roots.

A lake with hundreds of ancient skeletons surrounding it. The surprise is what killed them.

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

This mile-wide crater high in the mountains of Indonesia is the largest gold mine in the world.

A mud volcano in Indonesia spews out 50,000 cubic meters of mud every day.

The inky volcanic sand leads to reefs teeming with aquatic life waiting to be discovered by snorkelers and divers.

The wing of this deserted Boeing 737 almost touches the Dunkin' Donuts next door.

This Indonesian village was revitalized by a vibrant rainbow paint job.

Three wildly colorful calderas top this otherworldly volcano chain.

Someone left a Boeing 737 in a field in southern Bali.

A haunting theme park is slowly being swallowed by the jungle.

One native village in Bali lays their dead at the foot of a holy tree whose natural fragrance seems to hide the stench as the bodies decompose.

A sprawling nature preserve harbors the world's only living dragons.

Isolated atop this Balinese sea crag is a lovely Hindu temple that is said to be guarded by sea snakes.

A reproduction of the famous prehistoric cave paintings is hidden underground at the National Archaeological Museum.