The Milky Way over the Temple of Poseidon . ... Although it may look like a lighthouse , the rays of light near the horizon actually emanate from the Temple of Poseidon at Cape Sounion , Greece . Some temple lights are even reflected in the Aegean Sea in the foreground. Although meant to be a monument to the sea, in this image, the temple 's lights seem to be pointing out locations on the sky. ... NASA Web Site Statements, Warnings, and Disclaimers . NASA Official: Jay Norris. ...