The Syrian headquarters of alleged hashish-smoking assassins.

A disastrous shipwreck and a tragic love story.

Stunning wetlands ablaze with pink lotus flowers.

This simple, broken column marks the final resting place of one of America's most famous explorers.

Massive fortress bastions in the desert of Cholistan.

Twelve sculptures designed to make their best showing with the coming or going of the sun.

The world's largest wooden structure.

The world's first electric battery-powered submarine.

Nazca pilgrimage site covering 370 acres is a popular stop for archeologists and looters.

These Nubian pyramids are strange and unique, even by pyramid standards.

Named for the DeFoe novel inspired by a stranded sailor, this island is known for its rare plants and extreme beauty.

A Barbary Coast watering hole built into a Gold Rush shipwreck.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

"Excuse me sir, your submarine is blocking my building."

A breathtaking bridge that crosses a vast gorge over a river's torrents, and has a tale of a devil architect attached.

A Bibliophile's Dream.

Monasteries on rock pillars, once accessible only by frayed ropes.

Mysterious and ancient carved standing stones.

An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.

A writer's tiny retreat built from salvaged shipwreck timbers.

Over 50 exquisite hand-painted Renaissance maps decorate a Medici storage room.

80 years of the Battle of Peasholm on a small English lake.

One of the oldest masonic museums in Paris.

Three columns of volcanic rock shoot out of the ocean.