Slaves in ancient Greece were paid salaries, and sometimes would save money to eventually travel to Delphi to purchase their freedom. These ex-slaves' names were carved into the Polygonal Wall.

Aperture: f/4 Shutter Speed: 1/1000 sec Camera: Canon PowerShot S5 IS
Focal Length: 13.5 mm Flash Mode: No Flash Date Taken: May 20, 2008 at 2:57 AM