Step inside an ancient beehive tomb built for a mysterious cult hero.

The historic building has preserved human organs, unusual hexagrams, and scars from a political assassination.

Built by the Ancient Greeks, this chariot bridge is still in use today.

This building served as the first customs house in modern Greece.

This 18th-century former mosque held the first Hellenic Parliament.

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

Public water fountains built during the Ottoman Era still stand throughout this seaside town.

This building was once the most magnificent mansion in Nafplio.

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

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

Modernist design and funerary customs meet Spartan traditions in this one-of-a-kind graveyard.

A cave network located at the southernmost tip of mainland Greece was once believed to be an entrance to Hades.

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

This town named for the ancient God of War is home to fewer than a thousand people, but it's the birthplace of the Greek Revolution.

The hallucinogenic center of the ancient world.

A solemn reminder of the infamous World War II war crime that massacred almost all the men in a small Greek town.

Believed to be the only Orthodox church in the world that features a free-standing pulpit.

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

One of 200 religious buildings recognized as a “culture monument.” 

This World War I fortress is the perfect place to catch a Montenegrin sunset.

On top of a resort town as old as the Bronze Age sits an incredible war memorial statue overlooking the beaches below.

One of the world's oldest olive trees, thought to be over 2,000 years old.

A tiny church on a man-made island in the Adriatic.

The now-overgrown beach resort was once frequented by Yugoslav military elite.