This museum in the famously blue neighborhood of Sidi Bou Saïd showcases a traditional Tunisian lifestyle.

The ancient heart of Tunis is an enormous maze of narrow streets and alleyways.

An ancient burial ground believed to have been used for ritual sacrifice.

The largest and best-preserved Roman amphitheater in Africa was designed to seat 35,000 people.

Khmer Rouge's high security prison.

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

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

A battle between nature and architecture in the Cambodian jungle.

Limestone caves in the Cambodian countryside, once the site of genocide, now a place of peaceful beauty.

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

An abandoned tank sits in an empty London lot as a symbolic middle finger to local city planners.

You can still see bits of the camouflage used to hide this Art Deco building from bombers during World War II.

Originally meant to hold a statue of King William IV, this support sat empty for years. Today, it hosts a rotating cast of public artwork.

A masterpiece of Art Deco architecture hidden in plain sight in West London.

Designed by the architect who also had a hand in crafting the Westminster Abbey and Bristol Cathedral.

Chelsea's soldiers were given strict orders when crossing this historic bridge.

Preserved behind glass, the ruins of a medieval building used to store human remains.

This inn of the court provides a fascinating window into London’s legal and architectural history.

An ornate and disused early 20th-century building has been given new life as a fully operational structure, complete with offices, oyster bar, and a furniture retailer.

Though it's not the largest, this one-kilometer outdoor market is reportedly the longest in Europe.

A museum that chronicles the interesting and often dark history of the London docklands, once one of the major trading ports of the world.

This pub boasts a curious history and may have inspired a Dickens character.

This peaceful park with centuries of history hides in an overlooked section of South London.

A building that survived WWII, possibly on the virtue of its name alone.