The glowing blue Nymphaeum of Emperor Tiberius.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Beautiful views and Roman-style statues on the Italian coast.

The other side is actually green.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

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

The world's largest wooden structure.

Where commuters walk through remnants of an ancient Greek necropolis.

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

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.

Replicas of Apollo's leonine stone guard cats still line a sacred row in Greece.

Giant marble phalluses on the sacred island of antiquity.

A giant Troll lurks under one of Seattle's oldest bridges.

A huge musical sculpture and other art installations on the National Oceanic and Atmospheric Administration grounds.

Old submarine parts have been converted into faux whale fins.

This former coal gasification plant found a curious second life as a popular public park.

One of the only cooperatively owned bars in the nation wears its eclectic history on its walls.

A beautiful final resting place for some of the noteworthy deceased.

An old vending machine serves up unpredictable beverages from its seemingly magical insides.

This inanimate goat created by the "welding nun" has been helping to clean up the city of Spokane for more than 40 years.

This playground sculpture of an icon from the past is dedicated to the children of the future.

Rusting, graffiti-covered tanks litter the beach of this island, once used by the U.S. military for target practice.