Today, approximately 325,000 bison roam North America. Bison, also called buffalo, is the
largest native land mammal in North
America. They once roamed the Great
Plains in large numbers with estimates
ranging from 70 to 150 million. . . . — — Map (db m171940) HM
Be prepared for change
Thunderstorms, blizzards, and inclement weather can strike quickly and with little warning on the Great Plains. Thunderstorms & Wind uring the summer, the sun
heats the ground and causes
powerful convection . . . — — Map (db m174698) HM
Across the reservoir, situated on an overlooking bluff, stands a monument to Hugh Glass, fabled pirate turned fur trader and frontiersman. In August of 1823, while on a fur trapping endeavor with the Ashley Fur Company, Glass was attacked by a . . . — — Map (db m152992) HM
Hugh Glass, a member of the Ashley Fur Party under Major Henry, going up the Grand River in August 1823, a habitual "loner", while hunting, was attacked by a grizzly bear near the Forks of Grand River. Horribly mauled he could not be moved, a . . . — — Map (db m178664) HM
The Development of a Land Survey System
Early methods for allocating unsettled land often led to overlapping claims and border disputes. On May 20, 1875, Congress passed the Land Ordinance of 1785, implementing a standardized system of land . . . — — Map (db m152943)
The little town of Seim slipped below the water and into memory when the Shadehill Dam was built. The town was founded in 1894, named after one of the first pioneer settlers in the area. During its prime in the early 1900s, the town had banks, . . . — — Map (db m152990) HM
Beginning in 1949, the Bureau of Reclamation began construction on a dam on the forks of the Grand River. Built for the purpose of crop irrigation and flood control, Shadehill Reservoir is a part of the larger Pick– Sloan Missouri Basin . . . — — Map (db m152991) HM
The Grand River National Grassland in encompasses 155,000 acres in northwestern South Dakota. The Grand River Ranger District, in Lemmon, South Dakota administers the Grand River and Cedar River National Grassland. The Cedar River National Grassland . . . — — Map (db m154053) HM