An ancient knight and a symbol of the city's freedom.

Part of one of the largest flooded cavities on the planet, and littered with prehistoric animal bones.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Oriental bazaar in the heart of Sarajevo.

For hundreds of years, automatons moving to metallic music have been marking the passage of time.

A surviving remnant of the thick ice mass that once mantled most of Western Canada's mountains.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

A little sculpture with a large wardrobe.

This one has sailed five times as far as Sir Francis Drake's famous ship.

Fossils, railroads, and waterfalls!

A working steam clock, one of only a few in the world, located in Vancouver's Victorian Gastown.

Ruins of a German Castle on top of a towering stone pillar.

This bridge was constructed from the rubble of the infamous Bastille.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

World's largest film studio, where visitors tour the decaying sets that litter the harsh desert environment.

Single runway interrupted by a busy road that cuts across its middle.

Ancient paintings known as the "Sistine Chapel of Cave Art."

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

Unable to build support structures on glaciers, the engineers for this tramway were forced to design a unique system.

World's largest bell sits on the grounds of the Kremlin in Moscow.

Berry Gordy Jr.'s old home was the original headquarters of Motown Record Corporation.

Traditional 11th-century outdoor tannery.

God's Saharan sandbox of wrath.

Notorious artist squat renovated into legal studios.