Pennsylvania’s archaeological record spans more than 16,000 years, reflecting the deep and ongoing human history of the region.

Archaeological sites in Pennsylvania range from deeply stratified rockshelters and villages to colonial and historic-period places, including farmsteads, industrial landscapes, battlefields, urban contexts, and underwater archaeology. These places reflect both Indigenous histories and later periods of settlement, conflict, industry, and change, offering insight into how people have shaped, and been shaped by, the region over time.