The Butterfly Conservatory: Tropical Butterflies Alive in Winter! - American Museum of Natural History Date: 10/06/12 through 05/27/13 Ages: All Address: 200 Central Park West - 212-769-5100 New York, NY 10024 amnh.org Description: The Butterfly Conservatory: Tropical Butterflies Alive in Winter!, a perennial favorite visited by millions of children and adults, returns to the American Museum of Natural History. This popular winter attraction invites visitors to mingle with up to 500 iridescent butterflies fluttering among blooming tropical flowers and lush green vegetation inside a free-standing, balmy, 1,200-square-foot enclosure.