The main city of Devon is Exeter, which has a population of around 125, 000 people. It is the county town of Devon and is located on the River Exe. Exeter has a long history, with evidence of human settlement dating back to the Bronze Age. It was an important trading centre in Roman times and later became a major religious centre during the Middle Ages. Today, Exeter is a vibrant city with a thriving economy, and is home to a number of universities and colleges.