Restormel Castle is a historic castle located near Lostwithiel in Cornwall, England. Built in the 13th century, it was originally constructed as a stronghold for the Earls of Cornwall. The castle features a circular design and is surrounded by a large stone wall, showcasing impressive medieval architecture. Today, Restormel Castle is a popular tourist attraction, offering visitors a glimpse into its rich history. The site provides stunning views of the surrounding countryside and the nearby River Fowey. It is managed by English Heritage, which helps preserve its historical significance for future generations.