Roman aqueduct, circa 1956.
Archaeologists at Mt. Tlaloc, Mexico, circa 1969.
Teotihuacan, Moon Pyramid, Mexico, circa 1972.
Ruins of a Church, Antigua, Guatemala, circa 1875.
The Church of St. Gregory of Tigran Honents, Turkey, circa 1965.
Ruins of Canyon Del Muerto, Arizona, circa 1907.
Excavations at Corinth, Greece, circa 1898.
Midden excavation, Elizabeth Island, circa 1888.
House of Sallust, Pompeii, circa 1846.
Baths of Caracalla, Rome, circa 1860.