A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

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

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

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

The largest known Ancient Egyptian obelisk.

This ancient structure is widely thought to be the oldest intact pyramid in the world.

An alien landscape of chalk-rock in the Egyptian desert.

The massive cave church of Cairo's Zabbaleen community is one of the largest Christian churches in the Middle East.

An ancient instrument used to measure the waters of the Nile so Egyptian farmers would know whether to expect famine or flood.

Ozymandias’ time-keeping temple.

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

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

Take a hidden path to the mouth of the cave to watch millions of bats swarm at sunset.

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

A small town in Rajasthan has been dubbed the "City of Stepwells," and Raniji ki Baori is the queen.

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

This lavish estate recalls the opulent history of Calcutta.

A startling, centuries-old subterranean marvel hides in plain sight.

The oldest still-inhabited hill fort in India looks like a magnificent golden sandcastle.

15 monolithic temples emulate an eroding sand castle.