Home to three historic ships from the age of Vikings.

Nestled atop a wind-swept crag in the Scottish Highlands is a lonely memorial to a beloved hiker.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

Banksy gives themself artistic license with this piece of London street art.

Eighty million natural history specimens call this gargantuan museum home.

Spain's largest bullring offers a unique glimpse at architecture and history.

A 16th-century Andalusian palace.

The final resting place of the great navigator, or maybe his brother.

The world's largest wooden structure.

Mysterious texts covered in mystical symbols were found in caves at this site centuries ago.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

A poignant museum dedicated to the history of the Dutch resistance against Nazi occupation

A stonemason's hilarious revenge came in the form of this peculiarly positioned gargoyle.

The rusty hull of this 1899 ship serves as a tribute to explorers of the bottom of the world.

This stunning mass of ice spans 121 square miles and is still growing.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

A cablecar-station-turned-revolving restaurant with 360-degree views of the Swiss skyline.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

The oldest cemetery of modern-day Athens blends the modern and ancient worlds.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

An ancient octagonal weather station named for the eight Greek gods of wind.

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