The Natural History Museum of Geneva is a natural history museum in Geneva, Switzerland. It is the largest natural history museum in Switzerland and one of the ten largest in Europe. The museum is home to more than 15 million specimens of animals, rocks, and minerals from around the world, and is a centre of scientific research, conservation of natural and historical heritage, exhibitions, and the dissemination of knowledge. Its collections, exhibited over four floors, represent nearly half of Switzerland's natural history collections.