Establishment of Grand Teton National Park June 21, 2008. Establishment of Grand Teton National Park The establishment of Grand Teton National Park took place over a period spanning more than 50 years. Located in the northwestern region of the U.S. state of Wyoming, Grand Teton National Park is south of Yellowstone National Park which was established in 1872, when Wyoming, Idaho and Montana were still territories and the region was very sparsely settled. By the late 19th century, conservationists were working to provide further protection to surrounding regions, leading President Grover Cleveland to create the Teton Forest Reserve, which included a portion of northern Jackson Hole.
Lance Creek, Wyoming Lance Creek, Wyoming Lance Creek is a census-designated place (CDP) in Niobrara County, Wyoming, United States. The population was 43 at the 2010 census. Lance Creek is the namesake of the Lance Formation, a rock formation from the Late Cretaceous that has yielded fossils from a diverse number of species. Lance Creek is located at (43.045452, -104.656628). According to the United States Census Bureau, the CDP has a total area of 42.0 square miles (108.8 km²), of which 42.0 square miles (108.8 km²) land and 0.026% is water. At the 2000 census, there were 51 people, 21 households and 17