In the heart of Florida, you'll reach a rainforest that is brimming with butterflies. The Butterfly Rainforest is an exhibit at the Florida Museum of Natural History in Gainesville. "We call it the Butterfly Rainforest for a reason," says exhibit manager, Ryan Fessenden. Close-up of butterfly at Florida Museum of Natural History. The Florida Museum of Natural History is located at 3215 Hull Road in Gainesville.