Chester Walls are a series of defensive structures located in Chester, England. Built primarily during the Roman period, these walls were designed to protect the city from invasions. Over the centuries, they have been expanded and modified, showcasing various architectural styles. The walls stretch approximately 2 miles and are among the best-preserved city walls in Britain. Visitors can walk along the top of the walls, enjoying views of the city and its historical landmarks, including the Chester Cathedral and the River Dee. The walls are a popular attraction for both tourists and locals.