This Month in Photo of the Day: National Geographic Magazine

Facing the dawn, women of the An-Nadzir commune begin Islam's Feast of the Sacrifice, which celebrates the Koran's account of God sparing the prophet Ismail. As the sun rises, their prayers join those raised by a chorus of Indonesia's Muslims, fundamentalist and moderate alike: "Allah akbar." God is great.

See more photographs from the October 2009 feature story "Indonesia."