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

Cretean quarry suggests real-life site for ancient Greek myth of the man-eating Minotaur in his labyrinth.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

This enormous abstract sculpture is part jungle gym, part elaborate noise-making machine.