Elmer S. Riggs Riggs' assistant, H. William Menke, found the first known skeleton of the giant sauropod dinosaur "Brachiosaurus altithorax" from near Grand Junction, Colorado. At the end of the 1900 field season Riggs' found a specimen of "Apatosaurus" near Fruita, a few miles from the Brachiosaurus site. This specimen was excavated during the 1901 field season, and was put on display in 1908 at the Field Museum. From these specimens he named "Brachiosaurus" and Brachiosauridae, and presented evidence that "Apatosaurus" and "Brontosaurus" were the same genus of dinosaur. He also proposed that sauropods were terrestrial animals, based on their limb structure, but
Dinosaur (Disney's Animal Kingdom) Dinosaur (Disney's Animal Kingdom) Dinosaur, formerly known as Countdown to Extinction is a dark ride EMV attraction at Disney's Animal Kingdom in Walt Disney World, Lake Buena Vista, Florida. The ride features a turbulent journey through the late Cretaceous period, featuring prehistoric scenes populated with dinosaur audio-animatronics. Originally named "Countdown to Extinction" when the park opened in 1998, the ride's name was later changed to "Dinosaur" to promote the Disney animated film of the same name. However, the two dinosaurs most prominently featured in the ride have always been an "Iguanodon" and "Carnotaurus", which were both featured prominently in the