The library houses an incredible collection of some of the world's most impressive books and manuscripts.

This small 16th-century church in Athens is almost entirely surrounded by a modern building.

The oldest cemetery of modern-day Athens blends the modern and ancient worlds.

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

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

The oldest olive tree in Greece has been bearing fruit for at least 2,000 years.

This legendary city has been a tourist attraction for centuries.

The hallucinogenic center of the ancient world.

A spectacular cave and a beguiling lake.