Large collection from the 3rd millennium BCE.

This 15th-century island fortress later served as home to the executioners no one wanted to live near.

A sharp sculpture made of thousands of pieces of jagged glass.

An alien landscape on the banks of the Aegean Sea.

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

Seventeen oak trees sprout from the roof and walls of this tiny chapel without any visual evidence of roots.

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

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

The ruins of an abandoned medieval city where the last Byzantine emperor was crowned.

According to myth, Zeus himself was hidden in this cave to escape being eaten by his dad.

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.

This legendary city has been a tourist attraction for centuries.

The hallucinogenic center of the ancient world.

A spectacular cave and a beguiling lake.

One of a series of no-purpose kinetic artworks by Swiss sculptor Jean Tinguely.

Vines grow up the metal bars in this public park created from an old machine factory.