The Grand Canyon of the Yellowstone is the first large canyon on the Yellowstone River downstream from Yellowstone Falls in Yellowstone National Park in Wyoming. The canyon is approximately 24 miles (39 km) long, between 800 and 1,200 ft (240 and 370 m) deep and from .25 to .75 mi (0.40 to 1.21 km) wide. Wikipedia

Devils Tower (also known as Bear Lodge Butte) is a butte, possibly laccolithic, composed of igneous rock in the Bear Lodge Ranger District of the Black Hills, near Hulett and Sundance in Crook County, northeastern Wyoming, above the Belle Fourche River. It rises 1,267 feet (386 m) above the Belle Fourche River, standing 867 feet (265 m) from summit to base. The summit is 5,112 feet (1,559 m) above... Wikipedia

Old Faithful is a cone geyser in Yellowstone National Park in Wyoming, United States. It was named in 1870 during the Washburn–Langford–Doane Expedition and was the first geyser in the park to be named. It is a highly predictable geothermal feature and has erupted every 44 minutes to two hours since 2000. The geyser and the nearby Old Faithful Inn are part of the Old Faithful Historic District. Wikipedia

The Grand Prismatic Spring in Yellowstone National Park is the largest hot spring in the United States, and the third largest in the world, after Frying Pan Lake in New Zealand and Boiling Lake in Dominica. It is located in the Midway Geyser Basin.

Grand Prismatic Spring was noted by geologists working in the Hayden Geological Survey of 1871, and named by them for its striking coloration.... Wikipedia

Fossil Butte National Monument is a United States National Monument managed by the National Park Service, located 15 miles (24 km) west of Kemmerer, Wyoming, United States. It centers on an assemblage of Eocene Epoch (56 to 34 million years ago) animal and plant fossils associated with Fossil Lake—the smallest lake of the three great lakes which were then present in what are now Wyoming, Utah, and... Wikipedia

The Wyoming State Penitentiary is a historic and current prison in Rawlins, Carbon County, Wyoming, which has operated from 1901. It moved within Rawlins to a new location in 1981. In 2018, it is a Wyoming Department of Corrections state maximum-security prison for men.Wyoming State Penitentiary is also the location of Wyoming's death row for men and execution chamber, which is located in the pr... Wikipedia

Cheyenne Frontier Days is an outdoor rodeo and western celebration in the United States, held annually since 1897 in Cheyenne, Wyoming. It bills itself as the "World's Largest Outdoor Rodeo and Western Celebration." The event, claimed to be one of the largest of its kind in the world, draws nearly 200,000 annually. Lodging fills up quickly during the peak tourist season throughout southern and eas... Wikipedia

The Buffalo Bill Center of the West, formerly known as the Buffalo Bill Historical Center, is a complex of five museums and a research library featuring art and artifacts of the American West located in Cody, Wyoming. The five museums include the Buffalo Bill Museum, the Plains Indians Museum, the Whitney Western Art Museum, the Draper Natural History Museum, and the Cody Firearms Museum. Founded... Wikipedia

The National Historic Trails Interpretive Center (NHTIC) is a 11,000-square-foot (1,000 m2) interpretive center about several of the National Historic Trails and is located northwest of Casper, Wyoming on Interstate 25. It is operated through a partnership between the Bureau of Land Management, the City of Casper, and the National Historic Trails Center Foundation. The center offers interpretive p... Wikipedia

Fort Laramie (founded as Fort William and known for a while as Fort John) was a significant 19th-century trading post, diplomatic site, and military installation located at the confluence of the Laramie and the North Platte rivers. They joined in the upper Platte River Valley in the eastern part of the U.S. state of Wyoming. The fort was founded as a private trading post in the 1830s to service th... Wikipedia