The American Museum of Natural History (AMNH), locate on the Upper West Side, Manhattan, New York, USA, is one of the largest and most well-known museums in the world. Located on park-like grounds, the museum comprises 25 interconnected buildings that house 46 permanent exhibition halls, research laboratories, and its renowned library. The collections contain over 32 million specimens of which only a small fraction can be displayed at any given time. The museum has a scientific staff of more than 200, and sponsors over 100 special field expeditions each year. Additionally, the museum publishes Natural History Magazine 10 times per year.