The Montshire Museum of Science is a hands-on, self-guided science museum located in Norwich, Vermont, in the United States. It has roughly 150,000 visitors annually. The museum, including the building and nature trails, is located on over 110 acres (445,000 m²) of land. It has over 140 exhibits on anatomy, math, astronomy, mechanics, and natural history, among others. Its live animal exhibits include a hive of honeybees that is connected to the outdoors and a colony of leafcutter ants. Outside the museum building, there is a two-acre (8,000 m²) Science Park including a scaled model of the solar system (Pluto is located a two-mile (3 km) walk away), and exhibits on light, sound, and motion; among the sound exhibits there are "Whisper dishes" (parabolic dishes 40 feet (12 m) apart) and a mu