This peaceful sanctuary is one of the oldest Buddhist temples in Colombo.

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

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

A tribute to the beloved, kind-hearted "homeless mayor" of Silver Spring.

A plaque claims this artwork outside a children's hospital was used in the 1998 Quidditch World Cup.

These barriers stand as stark reminders of Northern Ireland's troubled past.

In the ruins of Glastonbury Abbey lies the alleged resting place of the legendary king.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

Bombed and burned, this monument represents the often controversial ties between Vietnam and Cambodia.

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

The largest Buddha statue in the Western Hemisphere is just 50 miles north of NYC.

The largest mosque in Cambodia was built to unite the country's Muslim community but soon sparked division and controversy instead.

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

This statue of the "father of television" stands prominently in the United States Capitol.

Taste the white whiskey that the United States' first president once distilled and enjoyed.

A historic ruin just 20 feet away from a busy highway onramp.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

The abandoned funicular tunnel was a secret base for the BBC during World War II.

The fishing boats that moor in this small lagoon enter and leave through a tunnel to the sea.

England's steepest street has such a drastic incline that locals tie their parked cars to lampposts when it gets icy.

The Swedish flag over this small naval fort signals that the nation is at peace.

There's a labyrinth of manmade tunnels stretching for over an acre beneath Bristol.