Question: Where are the badlands located in the state that also contains the Needles?

full_context: Document 1: Rajasthan: The Desert National Park in Jaisalmer is spread over an area of 3,162 square kilometres (1,221 sq mi), is an excellent example of the ecosystem of the Thar Desert and its diverse fauna. Seashells and massive fossilised tree trunks in this park record the geological history of the desert. The region is a haven for migratory and resident birds of the desert. One can see many eagles, harriers, falcons, buzzards, kestrels and vultures. Short-toed eagles (Circaetus gallicus), tawny eagles (Aquila rapax), spotted eagles (Aquila clanga), laggar falcons (Falco jugger) and kestrels are the commonest of these.
Document 2: Theodore Roosevelt National Park: Theodore Roosevelt National Park is a United States National Park comprising three geographically separated areas of badlands in western North Dakota. The park was named for U.S. President Theodore Roosevelt. The park covers 70,446 acres (110.072 sq mi; 28,508 ha; 285.08 km) of land in three sections: the North Unit, the South Unit, and the Elkhorn Ranch Unit.
Document 3: Needles (Black Hills): The Needles of the Black Hills of South Dakota are a region of eroded granite pillars, towers, and spires within Custer State Park. Popular with rock climbers and tourists alike, the Needles are accessed from the Needles Highway, which is a part of Sylvan Lake Road (SD 87/89). The Cathedral Spires and Limber Pine Natural Area, a 637-acre portion of the Needles containing six ridges of pillars as well as a disjunct stand of limber pine, was designated a National Natural Landmark in 1976.
Document 4: Black Hills meridian: The Black Hills meridian, longitude 104°03′ west from Greenwich, with the baseline in latitude 44° north, is the principal meridian that governs surveys in the state of South Dakota north and west of White River, and west of the Missouri River (between latitudes 45°55′20″ and 44°1′30″), the north and west boundaries of the Lower Brule Indian Reservation, and the west boundary of range 79 west, of the Fifth Principal Meridian system. It is named for the Black Hills of South Dakota and Wyoming.
Document 5: City of Rocks State Park: City of Rocks State Park is a state park of New Mexico, United States, consisting of large sculptured rock formations in the shape of pinnacles or boulders rising as high as .
Document 6: Iron Mountain (South Dakota): Iron Mountain is a peak in the Black Hills of South Dakota, notable for the fact that U.S. Route 16A was purposely built directly over its summit to provide scenic views of Mount Rushmore National Memorial.
Document 7: Black Hills Corporation: Black Hills Corporation is a Rapid City, South Dakota diversified energy company that is an electric and gas utility in South Dakota and Wyoming and sells power throughout the American West.
Document 8: Bears Ears National Monument: Bears Ears National Monument is a United States national monument located in San Juan County in southeastern Utah, established by President Barack Obama by presidential proclamation on December 28, 2016. The monument's original size was 1,351,849 acres (547,074 ha), which was controversially reduced 85% by President Donald Trump on December 4, 2017. The monument protects the public land surrounding the Bears Ears -- a pair of buttes -- and the Indian Creek corridor rock climbing area. The Native American names for the buttes have the same meaning in each of the languages represented in the region. The names are listed in the presidential proclamation as ``Hoon'Naqvut, Shash Jáa (sic), Kwiyagatu Nukavachi, Ansh An Lashokdiwe ''-- all four mean`` Bears Ears''.
Document 9: Crazy Horse Memorial: The Crazy Horse Memorial is a mountain monument under construction on privately held land in the Black Hills, in Custer County, South Dakota, United States. It will depict the Oglala Lakota warrior, Crazy Horse, riding a horse and pointing into the distance. The memorial was commissioned by Henry Standing Bear, a Lakota elder, to be sculpted by Korczak Ziolkowski. It is operated by the Crazy Horse Memorial Foundation, a nonprofit organization.
Document 10: Badlands National Park: Badlands National Park (Lakota: Makȟóšiča) is a national park of the United States located in southwestern South Dakota. It protects 242,756 acres (379.306 sq mi; 98,240 ha) of sharply eroded buttes, pinnacles, and spires blended with the largest undisturbed mixed grass prairie in the United States. The park is managed by the National Park Service.
Document 11: Badlands National Park: Authorized as Badlands National Monument on March 4, 1929, it was not established until January 25, 1939. It was redesignated a national park on November 10, 1978.
Document 12: Grasslands National Park: Grasslands National Park is a Canadian national park located near the village of Val Marie, Saskatchewan, and one of 44 national parks and park reserves in Canada's national park system (though one of only two in Saskatchewan itself). This national park is north from the American state of Montana and lies adjacent to the international boundary.
Document 13: Oklahoma: With 39,000 acres (158 km2), the Tallgrass Prairie Preserve in north-central Oklahoma is the largest protected area of tallgrass prairie in the world and is part of an ecosystem that encompasses only 10 percent of its former land area, once covering 14 states. In addition, the Black Kettle National Grassland covers 31,300 acres (127 km2) of prairie in southwestern Oklahoma. The Wichita Mountains Wildlife Refuge is the oldest and largest of nine national wildlife refuges in the state and was founded in 1901, encompassing 59,020 acres (238.8 km2).
Document 14: Crow Flies High State Recreation Area: Crow Flies High State Recreation Area is a day-use state park in Mountrail County, North Dakota, west of the community of New Town. The site provides scenic views of Lake Sakakawea. Signs describe the location's role in local history, including its significance in the explorations of Lewis and Clark. The footprint of the drowned town of Sanish, now lost below the reservoir's waves, can be seen at times of low water.
Document 15: Red Desert (Wyoming): The Red Desert is a high altitude desert and sagebrush steppe located in south central Wyoming, comprising approximately 9,320 square miles (24,000 km). Among the natural features in the Red Desert region are the Great Divide Basin, a unique endorheic drainage basin formed by a division in the Continental Divide, and the Killpecker Sand Dunes, the largest living dune system in the United States. In the 19th century, the Oregon, California and Mormon Trails crossed the Continental Divide at South Pass, just north of the Red Desert. Today, busy Interstate 80 bisects the desert's southern region while gas field roads cross the desert.
ground_truth: southwestern South Dakota
sub_queries: Needles >> located in the administrative territorial entity Answer: South Dakota
where are the badlands located in South Dakota Answer: southwestern South Dakota