Ηλείας is a regional unit located in the western part of Greece. It is known for its rich history and beautiful landscapes, including mountains and coastlines along the Ionian Sea. The region is famous for its archaeological sites, particularly the ancient city of Olympia, which was the site of the original Olympic Games. The economy of Ηλείας is primarily based on agriculture, with olive oil and citrus fruits being significant products. The area also attracts tourists due to its historical significance and natural beauty, making it a popular destination for visitors interested in both culture and outdoor activities.