Pleistocene bones in a Colorado cave.

Solstice marker in southwest Colorado

Exploring a looter's trench cutting into a Maya pyramid in the lowlands of northern Belize

Small Maya ball court

A medieval Mongolian spearpoint, found during survey

Early medieval turkic standing stone

Bronze Age burial from Western Mongolia.

Excavating a Torosaurus in Colorado

Iron Age Nubian mummy from Sudan

Tongan petroglyph

Lapita pottery from the Kingdom of Tonga

Artifacts from Shanidar Cave, a famous Neanderthal burial site

Mammoth mandible from the Smithsonian collections

Solutrean point

Excavation of the foundations of an early-medieval Italian church

Locals curious to watch the excavations

Ceramic sherd found in a pit house midden in Northern New Mexico while on survey.

Caving in the Guadalupe Mountains near Carlsbad Caverns National Park.