Duncans Park, also known as Duncans Dam, is a small urban park in Lisburn, Northern Ireland, featuring walking trails around a central lake. The park offers free admission and parking. It's a popular spot for dog owners, providing a pleasant environment for short walks. Visitors should be mindful of local wildlife, such as swans and ducks, and keep dogs on a leash. The park also includes a children's play area and fishing opportunities.