5,000 skulls in memorial to those killed by the Khmer Rouge.

A battle between nature and architecture in the Cambodian jungle.

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

Charnel house at the foot of Mount Sinai.

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

The largest known Ancient Egyptian obelisk.

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

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.

A series of tiny artificial islands rich with produce bob atop the surface of the lake.

A grand imperial capital left to fall into magnificent ruin.

The oldest teak bridge in the world is made from the remains of a royal palace.

A grand example of 19th century Burmese teak architecture, and the most significant of Mandalay's historic buildings.

This golden temple is surrounded by hundreds of stone tablets that comprise the "world's largest book."

A deserted 20-lane highway runs through Myanmar's empty capital city.

The bullet-banged DIY suit of armour belonging to Australia’s most famous outlaw.

This retro, UFO-like structure is a remnant of the Soviet-era circus.

The world's second-tallest flagpole stands proud despite dropping rank.

Ancient barriers wrap around what was once an important stop along the Silk Road.

These "50 Fortresses" have been unearthed in the ancient oasis of Khwarezm.

This "tower of death" has acted as an observatory, a religious hub, and an executioner's lair.

Light still pours into the ruins of this ancient Islamic observatory.

Sumptous memorial to a controversial independence.

If you want to get married in the White Marble City of Ashgabat, you should do it in this surreal disco ball building.