The Mesker Park Zoo and Botanic Garden is a zoo that opened in 1928 in Evansville, Indiana. It is one of the oldest and largest zoos in the state. Set in a 50-acre park, the zoo features 200 species and more than 700 animals roaming freely in natural habitats surrounded by exotic plants, wildflowers, and trees. The Mesker Park Zoo and Botanic Garden is accredited by the Association of Zoos and Aquariums.