You will see more than six million specimens of Oklahoma's natural treasures at this museum. It is the largest university-based museum in the country. There is a 95-foot-long and 26-foot-tall Apatosaurus, which is the world's largest. There is also a 10-foot-tall skull of a Pentaceratops. This is something that would impress your 10-year-old. There is even a hands-on room. Admission is $5 for adults, $3 for children 6-17, $4 for seniors, and OU faculty and staff, free for children under 5, an... view all details