Bok Tower Gardens (also known as Bok Mountain Lake Sanctuary and Singing Tower) is a National Historic Landmark, contemplative garden, and bird sanctuary located north of Lake Wales, Florida, United States. It consists of a garden, the tall Singing Tower with its carillon bells, Pine Ridge Trail, Pinewood Estate, and a visitor center. The tower is built upon Iron Mountain, one of the highest points of peninsular Florida, estimated to be above sea level. It is a National Historic Landmark that is listed on the National Register of Historic Places. Bok Tower Gardens is open daily and an admission fee is charged.