The heads and relics of 179 monks slaughtered by pirates are on display within this Ceonobic Monastery.

This seaside sanctuary was once one of the most important religious sites for women in ancient Greece.

A seaside castle complex that stood through centuries of conquests.

This pink watchtower served as the seat of the Greek government after independence from the Turks.

The partially submerged ruins of a white marble quarry used in ancient Greece for over 1,200 years.

The Greek War of Independence was declared at this medieval Byzantine sanctuary.

Only open for two days a year, this church links ancient Greek and modern Christian celebrations.

A lonely medieval monastery on an uninhabited island.

This slumbering beast honors the Bavarian soldiers who died in Greece during a 19th-century typhoid outbreak.

This little Greek plateau is home to thousands of rustic, white-sailed windmills.

The historic tower houses of this nearly abandoned Greek town have been compared to the spikes on an iguana's back.

Ruins of a 13th-century fortress perched above a breathtaking Mediterranean bay.

A little-known park with unusual, half-ruined structures and a mystical energy.

One of the largest single-span stone-arch bridges in the Balkans looks like something straight out of a fairytale.

The ruined doorway is a portal to the building's turbulent and torturous past.

The ghost town where the villagers refuse to leave.

This abandoned Greek island was the last active leper colony in Europe.

The ruins of this monumental city founded by the first Roman Emperor are strangely overlooked by most travelers.

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

The Cycladic architecture makes this Athens neighborhood feel like an island paradise hidden in the shadow of the Acropolis.

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

An autonomous republic of Orthodox monks.

Hideout of thieves, monks, and goat-footed gods.

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