Temple Square is a 10-acre (4.0 ha) complex, owned by The Church of Jesus Christ of Latter-day Saints (LDS Church), in the center of Salt Lake City, Utah. Contained within Temple Square are the Salt Lake Temple, Salt Lake Tabernacle, Salt Lake Assembly Hall, the Seagull Monument, and two visitors' centers. The square was designated a National Historic Landmark District in 1964, recognizing the Mormon achievement in the settlement of Utah.