|Free family fun at one of the Black Hillsí original tourist attractions, dedicated to the public since 1936! Dinosaur Park is located on a ridge of sandstone that encircles the Black Hills. Along this ridge dinosaurs of the Late Jurassic and Early Cretaceous have been found. Not far from the park dinosaur footprints have been found. View the seven life-size concrete replicas of monstrous prehistoric reptiles inhabit the park.