One of the greatest collections of coins in the world is housed in the former mansion of an archeological pioneer.

These abandoned salt flats are now a haven for wildlife.

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

The Greek island's old British cemetery feels like a forgotten garden.

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

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

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

Ancient Greek oracle of the dead.

A 2,000-year-old computer demonstrates remarkable engineering and astronomical precision.

Hidden in a secluded Greek cove is a pristine beach marred only by the rusting smuggler's hulk stranded on its shores.

A spectacular cave and a beguiling lake.