At this Hermann Park heavyweight, visitors can "gawk at diamonds" in the "captivating" hall of gems and minerals, "listen to rock music while staring at stars" in the "top-notch planetarium", learn from a "world-class dinosaur exhibit" or take in a movie at the immense IMAX theater; for many, however, the real "standout" is the "fascinating" multistory glass butterfly house, whose "tropical forest"–like interior is filled with fluttering beauties that "land on your clothing" and "capture the imagination."