A) Austin, Texas B) Denver, Colorado C) Los Angeles, California D) Hot Springs, South Dakota
A) 1980 B) 1965 C) 1974 D) 1990
A) A riverbed B) A cave C) The sinkhole D) A glacier
A) Climate change and habitat loss B) Nuclear war C) Alien interference D) Excessive predation by lions
A) An amusement park B) A movie theater C) A restaurant D) Educational exhibits
A) A glacier B) A canyon C) A sinkhole D) A valley
A) The number of mammoth specimens B) The variety of dinosaurs C) The presence of ancient humans D) The age of the rocks
A) About ancient human civilizations B) About dinosaurs C) About the ecosystem and climate of the time D) About extraterrestrial life
A) National Park Service B) Smithsonian Institution C) The Mammoth Site of Hot Springs, South Dakota, Inc. D) South Dakota State Conservation |