The hilltop town of Chenini, known for its Berber troglodyte structures, Tataouine region, southern Tunisia

House shrine, lararium in a thermopolium, Pompeii, Campania, Italy, Europe

Statue of Diana in the Temple of Apollo, Vesuvius in the background, Pompeii, Campania, Italy, Europe

Ruins and statue in a poppy field, Pompeii, Campania, Italy, Europe

Roman inscription at the entrance to the amphitheatre, ancient city of Pompeii, Campania, Italy, Europe

Ancient fresco from the walls of the pompeii, Italy ruins

Entrance to the amphitheatre, ancient city of Pompeii, Campania, Italy, Europe

Statue of Apollo, Temple of Apollo, Pompeii, Campania, Italy, Europe

Ancient fresco from the walls of the pompeii, Italy ruins

Buffalo at prarie State Park in Kansas graze around a pile of chert brought in by Archeologist Neal Lopinot in an attempt to see whether Buffalo's hoofs could flake chert in a way that could be mistaken for a man made object. The experiment attempted to recreate the impact a 1500 pound Bison hoof has on a piece of chert.

American archeologist John Steinberg examines a test pit in a farmer's field near Glaumbaer in northcentral Iceland. Steinberg made an important discovery in Glaumbaer in 2001. He found the homestead of Thorfinn Karlsefni, the father of the first European born in the New World. This find has important implications for Viking history.

American archeologist John Steinberg examines a test pit in a farmer's field near Glaumbaer in northcentral Iceland. Steinberg made an important discovery in Glaumbaer in 2001. He found the homestead of Thorfinn Karlsefni, the father of the first European born in the New World. This find has important implications for Viking history.

Casa Na Bolom, home of archeologist Frans Blom and photographer Gertrude Duby Blom; San Cristobal de las Casas, Chiapas, Mexico