Geography of the United States Reference Libraries
The Montana Valley and Foothill grasslands are an ecoregion of northwestern North America within the northern United States and Canada. This area is made up of rolling grassy hills and river valleys of the Rocky Mountains foothills within the US state of Montana and the Canadian province of Alberta. The area largely consists of the Rocky Mountain Front, where the Great Plains rise to meet...
The Sandhills, frequently written as Sand Hills, is a region of mixed-grass prairie on grass-stabilized sand dunes within north-central Nebraska, covering just over a quarter of the state. The dunes were established as a National Natural Landmark in the year 1984. The boundaries of the Sandhills are defined by various standards by different organizations. Depending on the definition, the...
The Texas Blackland Prairies are a temperate grassland ecoregion that is located in Texas that stretches roughly from the Red River in North Texas to San Antonio in the south. This area covers an area of 19,400 square miles, consisting of a main belt of 17,000 square miles and two islands of tall grass prairie grasslands located southeast of the main blackland prairie belt; both the main...
The High Plains are a sub region of the Great Plains mainly in the Western United States, but also partially in the Midwest states of Kansas, Nebraska, and South Dakota, generally ecompassing the western portion of the Great Plains before the region reaches the Rocky Mountains. The High Plains are located in southeastern Wyoming, southwestern South Dakota, eastern Colorado, western Nebraska,...
The Gulf of Mexico is an ocean basin that is largely surrounded by the continent North America and the island of Cuba. It’s bordered on the northeast, north, and northwest by the Gulf Coast of the United States, towards the southwest and south by Mexico, and towards the southeast by Cuba. It’s often referred to as the “Third Coast” in Texas and Louisiana, in comparison with the U.S....
The American Mediterranean Sea is the combined waterbody of the Gulf of Mexico and the Caribbean Sea. The American Mediterranean’s surface area is 4.319 million square kilometers and an average depth of 7,270 feet. The basins of the sea include those of the southern Caribbean: The Venezuelan, the Magdalena River, the two Colombians and the Gulf of Darien; and the Yucatan Basin. It also...
Hot Springs National Park is located in the state of Arkansas in the United States, very near the city of Hot Springs. The park holds 5,550 acres of land that was once inhabited by Native Americans including the Cherokee, Caddo, and Choctaw tribes, among many others. These tribes formed a peace treaty in order to enjoy the peaceful environment of the area. The first explorer of European...
Olympic National Park is located in the state of Washington, in the Olympic Peninsula, in the United States. The park holds 922,650 acres of land that was once inhabited by Native Americans. Most of the tribes were wiped out once European explorers introduced diseases into the area. In the late nineteenth and early twentieth centuries, the logging industry boomed, but the public began to...
North Cascades National Park is located in the state of Washington in the United States and was established in 1968. The park holds 504,781 acres and is the largest of three national park areas known as the North Cascades National Park Service Complex. It once contained 318 glaciers, but all of these have retreated at a fast rate and many glaciers have completely disappeared. The largest...
Isle Royal National Park is located in the state of Michigan in the United States. The park contains 571,790 acres of land and water. Its mains feature is Isle Royale, the largest island in Lake Superior that stretches over forty-five miles. The park also contains four hundred smaller islands and the water that connects them. The park was established in 1940, designated as a Wilderness Area in...
