American Museum of Natural History - The American Museum of Natural History is one of the world's preeminent institutions for scientific research and education.
http://www.amnh.org/ more info...
California Museum of Paleontology - Offers the understanding of the history of life and the diversity of the Earth's biota through research and education.
http://www.ucmp.berkeley.edu/ more info...
Carnegie Museums of Pittsburgh - The Carnegie Museums of Pittsburgh is the parent organization of the Carnegie Museum of Art & Carnegie Museum of Natural History.
http://www.carnegiemuseums.org/ more info...
Cleveland Museum of Natural History - Offers through science and education, a passion for nature, the protection of natural diversity & the fostering of health.
http://www.cmnh.org/ more info...
National Museum of Natural History - Offers discovery, and learning about nature and culture through outstanding research, collections, exhibitions, and education.
http://www.mnh.si.edu/ more info...