Historical Catalogue of Recorded Earthquakes Near Sheyenne National Grassland in North Dakota

Cedar River National Grassland: A Protected Prairie Landscape in Southern North Dakota

Mixed-grass prairie geography and regional watershed context

Cedar River National Grassland preserves a representative mosaic of upland plains and rolling hills in southern North Dakota. As part of the wider Dakota Prairie Grasslands, this wildlife reserve provides insight into northern prairie topography and intermittent stream ecosystems that define the regional character of the Great Plains.

Area

27.18 km²

Relief

Lowland

Climate

Temperate

Scope

Terrestrial

Fort Pierre National Grassland: An Atlas of South Dakota Mixed-Grass Prairie Ecosystems

Exploration of central Great Plains protected terrain and boundaries

Focusing on the authentic mixed-grass prairie of South Dakota, Fort Pierre National Grassland serves as a critical example of northern Plains conservation. Its landscape, marked by sweeping vistas and seasonal wetlands, provides a deep look into the spatial character and ecological heritage of the interior United States. Gain a precise understanding of its boundaries and the surrounding geographic features that define this expansive public land.

Area

469 km²

Relief

Upland

Access

Access unknown

Scope

Terrestrial

Grand River National Grassland: Protected Landscape and Regional Geography in South Dakota

Mapped prairie, riparian corridors, and badland terrain.

Grand River National Grassland represents a complex protected landscape in South Dakota. Managed by the U.S. Forest Service, this area features diverse landforms including sand dunes, claypan playas, and green ash draws. This record provides a structured geographic overview of the grassland mosaic, spanning Perkins, Corson, and Ziebach counties with significant cultural ties to local tribal lands.

Area

626.38 km²

Established

1960

Relief

Lowland

Climate

Temperate

Voyageurs National Park: Minnesota's Mapped Protected Landscape and Geography

Explore the atlas context and mapped park boundaries of Voyageurs National Park.

Voyageurs National Park in Minnesota is a key protected area offering rich geographic discovery. As a designated National Park, it provides a unique lens through which to study regional landscapes and mapped natural terrain. Users can delve into its protected boundaries and understand its specific identity within the broader Minnesota geography, making it a vital point for atlas-focused exploration.

Area

883 km²

Established

1975

IUCN

II

Visitors

239.7K annual

Lake Superior National Estuarine Research Reserve: Protected Landscape and Map Context

Freshwater estuarine geography in northwestern Wisconsin

Spanning the confluence of the St. Louis River and Lake Superior, this nature reserve preserves expansive coastal marshland, forested bluffs, and rare sand dune ecosystems. The area serves as a critical freshwater research site within the Great Lakes region, showcasing unique transitions between forest types and complex hydrologic structures shaped by wind driven seiche events.

Area

67.57 km²

Established

2010

Relief

Lowland

Scope

Mixed

Little Missouri National Grassland: Geography and Protected Landscape Context

Exploring North Dakota's expansive badlands and prairie terrain

Spanning over a million acres, Little Missouri National Grassland stands as a massive protected landscape in western North Dakota. This area showcases the complex transition where open mixed-grass prairie meets the eroded, rugged badlands of the Little Missouri River corridor. Home to White Butte, the state's highest point, the grassland offers a unique topographic profile of buttes, canyons, and canyons that defines the region's broader geographic and conservation character.

Area

4,163.34 km²

Established

1960

Relief

Upland

Climate

Temperate

Rainbow Lake Wilderness: Protected Forest and Lake Mosaic in Bayfield County

Exploration of a designated wildlife reserve in northern Wisconsin

Rainbow Lake Wilderness presents a deeply forested landscape in northern Wisconsin, marked by a high density of sixteen named lakes and numerous ponds. Managed to maintain its natural character, this protected area in Bayfield County provides an essential look at the intersection of glacial geography, old-growth hardwood stands, and quiet aquatic habitats within a larger federal forest context.

Area

28.9 km²

Established

1975

IUCN

Ib

Relief

Upland

Porcupine Lake Wilderness: Mapping the Protected Forest and Glacial Basins of Bayfield County

A federally designated wildlife reserve and forest landscape

Examine the geographic composition of Porcupine Lake Wilderness. This protected area features a dense network of glacial lakes, including the namesake Porcupine Lake and Eighteen Mile Spring Pond, surrounded by a rolling landscape of northern hardwoods and white pine. The mapped boundaries highlight a roadless wilderness that serves as a core forest habitat in northern Wisconsin.

Area

17.99 km²

Established

1984

IUCN

Ib

Relief

Upland