The document summarizes the prehistory and antiquity of Spain from 35,000 BC to 19 BC. It describes the early prehistoric people and the different groups that settled in Spain over time, including the Iberians, Celts, Phoenicians, Greeks, and Carthaginians. It then discusses the Roman conquest of the Iberian Peninsula, which was completed in 19 BC, and the architecture, transport, and communication improvements the Romans brought, such as theaters, aqueducts and bridges.