An extensive collection of artifacts and exhibits — both permanent and temporary — will astound and amaze visitors at the Cleveland Museum of Natural History. Highlights include a full-scale Stegosaurus model, T-Rex skull, taxidermy display of Balto the sled dog, moon rocks, a gem collection, 30,000 plant fossils, and a planetarium. The museum’s collection totals more than 4 million specimens, guaranteeing that there’s something everyone will want to explore.