Audubon Butterfly Garden and Insectarium is located in the U.S. Custom House; a Federal building. Audubon Buttefly Garden and Insectarium, located in the U.S. Custom House on Canal Street, encourages you to use all five senses as you explore North America’s largest museum devoted to insects and their relatives. You’ll discover why insects are the building blocks of all life on our planet and along the way, you’ll be shrunk to bug size; wander through a mysterious Louisiana swamp; join the active audience of an awards show for bugs, by bugs; and be captivated by thousands of butterflies in an Asian garden. Voted “A top museum for you and your kids” by CNN.com, 2009.