Omaha's Henry Doorly Zoo and Aquarium is a zoo in Omaha, Nebraska, located at 3701 South 10th Street. It is accredited by the Association of Zoos and Aquariums and a member of the World Association of Zoos and Aquariums. Its mission is conservation, research, recreation, and education.<ref name="omahazoo.com/information">"Information", Omaha's Henry Doorly Zoo. Retrieved 5/8/08. In August 2014, TripAdvisor proclaimed Henry Doorly Zoo the "world's best zoo", leading San Diego Zoo and Loro Parque, based on an algorithmic assimilation of millions of reviews for 275 major zoos worldwide.Omaha's Henry Doorly Zoo and Aquarium is nationally renowned for its leadership in animal conservation and research. Evolving from the public Riverview Park Zoo established in 1894, today the zoo includes several notable exhibits. It features the largest cat complex in North America; "Kingdoms of the Night" is the world's largest nocturnal exhibit and indoor swamp; the Lied Jungle is one of the world's largest indoor rainforests, and the "Desert Dome" is one of the world's largest indoor deserts, as well as the largest glazed geodesic dome in the world. The zoo is Nebraska’s top paid attendance attraction and has welcomed more than 25 million visitors over the past 40 years.HistoryThe zoo originally began in 1894 as Riverview Park Zoo. Four years later, it had over 120 animals. In 1952, the Omaha Zoological Society was created with aims to improve the zoo. In 1963, Margaret Hitchcock Doorly donated $750,000. In doing so, she stipulated that the zoo be renamed in memory of her late husband, Henry Doorly, chairman of the World Publishing Company. Union Pacific helped the zoo lay down 2.5mi of track in 1968 with the inaugural run of the Omaha Zoo Railroad made on July 22, 1968.
