Founded in 1894, Lowell Observatory is a National Historical Landmark and a leader in astronomical research and education. Visitors can explore the new Astronomy Discovery Center with its interactive exhibits and immersive multimedia presentations. Home to the 4.3-meter Lowell Discovery Telescope, the 5th-largest optical telescope in the continental U.S., the observatory enables groundbreaking space exploration. Guests can enjoy constellation tours, exhibits, and stunning views through modern and historic telescopes, including the Giovale Open Deck Observatory. As the world’s first International Dark Sky destination, it’s the perfect place to experience the night sky’s wonders.