Swarms of dainty flying insects swarm into the Petaloudes Valley to get busy.

A small island with shimmering pink sands, home to loggerhead turtles and rare plants.

An autonomous republic of Orthodox monks.

This wrecked ghost ship has been rusting on a Greek beach since the 1980s.

Legend says this sacred tree was a gift from goddess Athena.

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

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.

A Bronze age settlement on the Greek island of Santorini might have been the inspiration for Plato's Atlantis.

The railway carts travelers to central Athens's highest peak, which offers stunning vistas of the city.

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

This legendary city has been a tourist attraction for centuries.

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

This mine is home to the largest man-made hole in Europe.

This monolithic slab of art metal crowns a German slag heap.

The world's first and only three-segment bascule bridge folds up into the shape of a capital "N" to let boat traffic through.

Over 12,000 hygiene oriented objects and exhibits.

This futuristic German television spire is actually the world's largest digital clock.

This massive steel pyramid can be entered by a set of jagged steps that let visitors stand in its heart.

Tourists often confuse this beautifully ornate former cigarette factory for a mosque.

The NASA scientists behind Apollo 11 started out developing Nazi weapons at this abandoned German rocket factory.

This airport currywurst stand is made out of retro airplane parts.

The Bauhaus-style former industrial complex is considered the world's most beautiful coal mine.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.