Protected Areas and Natural Landscapes Surrounding the Eagle Cap Wilderness in Oregon

Hells Canyon National Recreation Area: Geologic Boundaries and Snake River Corridor Atlas

Deep canyon terrain and archaeological heritage in the American Northwest

This protected landscape encompasses the profound depth of the Snake River gorge, featuring rugged basalt cliffs and diverse forested uplands. The area serves as a significant intersection of natural history and ancient cultural presence, providing a detailed look at the topographic complexity defining the Oregon and Idaho boundary region.

Area

2,641 km²

Established

1975

Relief

Mountain

Climate

Temperate

Wallowa-Whitman National Forest: A Geographic Overview of Northeastern Oregon Landscapes

Alpine wilderness, mountain ranges, and deep river gorges.

Wallowa-Whitman National Forest protects a vast, varied landscape of granite peaks, alpine meadows, and forested river canyons. This detailed overview covers the geographic significance of the Wallowa and Elkhorn mountains, the Hells Canyon corridor, and the surrounding wilderness regions within Oregon.

Area

9,682 km²

Established

1905

Visitors

505K annual

Relief

Mountain

Payette National Forest: Geographic Overview of Idaho's Rugged Mountain Wilderness

Protected granite landscapes and glacial basin geography

Encompassing a vast portion of central Idaho, Payette National Forest represents a significant protected wilderness corridor. The forest geography transitions from granite-based alpine peaks and deep river gorges to dense coniferous slopes, providing essential habitat and extensive trail connectivity throughout the Northern Rockies.

Area

9,419.55 km²

Established

1944

Relief

Mountain

Access

Access unknown

Umatilla National Forest: A Comprehensive Atlas of Blue Mountains Protected Landscapes

Explore mountain terrain, wilderness areas, and river-carved geography

Spanning over one million acres, Umatilla National Forest encompasses a complex array of river-cut canyons, high-country ridges, and substantial old-growth woodlands. This protected landscape offers a deep look into the ecological and physical character of the Blue Mountains, from the remote reaches of the Wenaha-Tucannon Wilderness to the headwaters of the Umatilla River.

Area

5,694 km²

Established

1908

Visitors

703K annual

Relief

Mountain

Malheur National Forest: Exploring Oregon's Vast Protected Mountain and Desert Landscape

A geographic study of the Blue Mountains and high desert terrain

Spanning over 1.4 million acres, Malheur National Forest represents a complex protected landscape in eastern Oregon. Its geography is defined by a central spine of the Strawberry Mountains, creating a transition zone between arid high desert ecosystems and dense coniferous forests. Known for large wilderness areas and extensive old growth stands, this forest serves as a vital point for understanding the interplay between topographic elevation and regional climate in the Pacific Northwest.

Area

5,929.81 km²

Established

1908

Visitors

242K annual

Relief

Mountain

Frank Church, River of No Return Wilderness: Idaho Protected Mountain and River Landscapes

Discover massive roadless geography and river-carved mountain terrain.

Spanning over 2.3 million acres in central Idaho, the Frank Church, River of No Return Wilderness represents one of the most significant intact roadless landscapes in the lower 48 states. This protected area features a complex mosaic of coniferous forests, high-altitude alpine ridges, and the steep, jagged canyons of the Salmon River, creating a unique geographic profile for regional exploration.

Area

9,578.21 km²

Established

1980

IUCN

Ib

Relief

Mountain

Juniper Dunes Wilderness: Franklin County Protected Area and Landscape Atlas

An arid shrub-steppe and sand dune wilderness in the Columbia Basin.

Juniper Dunes Wilderness protects a rare ecological confluence of active sand dunes and gnarled western juniper groves within eastern Washington. This wilderness remains a significant study in arid-land geography and biogeographic isolation, providing a protected sanctuary for specialized flora and terrain formations within the broader Columbia Basin landscape.

Area

28.9 km²

Established

1984

IUCN

Ib

Relief

Lowland

Salmon, Challis National Forest: Geography and Protected Land Map in Central Idaho

Extensive alpine ridges and wild river corridors

Spanning over 4.2 million acres, Salmon, Challis National Forest is a foundational protected landscape in Idaho. This area includes the highest peaks in the state, such as Borah Peak, and holds the majority of the Frank Church, River of No Return Wilderness. Utilize this atlas resource to examine the intricate mountain topography, expansive river systems, and the contiguous wild corridors that define this significant portion of the northern Rockies.

Area

17,142.2 km²

Established

1908

Relief

Mountain

Climate

Temperate

Sawtooth National Forest: Geographic Overview and Protected Mountain Boundaries

Central Idaho mountain systems and wilderness corridors

Spanning over two million acres, Sawtooth National Forest defines the heart of the Rocky Mountains in Idaho. This protected landscape contains a complex network of glacial basins, alpine lakes, and varied ecosystems ranging from arid sagebrush foothills to high-altitude peaks. Explore the internal boundaries, drainage systems, and structural geography of this significant wilderness area.

Area

8,540.52 km²

Established

1905

Visitors

1.2M annual

Relief

Mountain

Sawtooth National Recreation Area: Mapping the Protected Landscape of Central Idaho

A vast mountain wilderness of granite peaks and glacier-carved lakes.

The Sawtooth National Recreation Area encompasses a quintessential northern Rocky Mountain terrain defined by the dramatic Sawtooth, White Cloud, and Boulder ranges. This protected landscape preserves over 700,000 acres of high-elevation wilderness, ranging from jagged granite arêtes to the broad, U-shaped Sawtooth Valley, serving as a critical hydrologic anchor for the rivers of the American West.

Area

2,957.7 km²

Established

1972

Relief

Mountain

Climate

Alpine

Ochoco National Forest: Mapping the Rugged Canyons and High Desert of Central Oregon

A vast protected area defined by rimrock plateaus and pine-forest watersheds.

Located in the heart of the Ochoco Mountains, this protected landscape offers a study in ecological contrast. From its dense ponderosa pine groves to the exposed volcanic ridges of the high desert, the forest acts as a critical habitat corridor for mule deer and elk, while protecting the headwaters of the North Fork Crooked River within a diverse, multi-terrain framework.

Area

3,444.01 km²

Established

1911

Visitors

575K annual

Relief

Mountain

Mill Creek Wilderness: A Comprehensive Geographic Overview of Central Oregon Protected Land

Volcanic geology, canyon topography, and forest ecosystems in Oregon

Mill Creek Wilderness represents a significant protected unit within central Oregon, defined by its complex network of canyons and high-elevation plateaus. The area showcases a unique combination of old-growth ponderosa pine stands, lodgepole pine meadows, and striking volcanic plugs like the Twin Pillars. Its mapped terrain provides essential context for understanding the hydrology and geological evolution of the broader Ochoco mountain range.

Area

70.4 km²

Established

1984

IUCN

Ib

Relief

Mountain

Jim McClure, Jerry Peak Wilderness: Geography and Protected Landscape Map in Idaho

Mapping central Idaho's remote mountain backcountry

Investigate the high-elevation wilderness geography of Jim McClure, Jerry Peak. This protected area in Custer County sits within the Salmon-Challis landscape, featuring a rugged mix of mountain peaks, dense coniferous forests, and remote drainages that define the character of the American West.

Area

473.07 km²

Established

2015

IUCN

Ib

Relief

Mountain

Lolo National Forest: An Atlas of Protected Lands and Mountainous Terrain in Montana

Ecological transition zone of the northern Rocky Mountains

This protected area covers two million acres of diverse northern Rocky Mountain geography. Known for its massive western red cedars and transitional ecology, the forest features a complex network of ridgelines, glacial lake basins, and river corridors that serve as vital habitat across the Montana landscape.

Area

8,894.85 km²

Established

1906

Relief

Mountain

Climate

Temperate

Gifford Pinchot National Forest: Geographic Overview of Washington's Volcanic Cascade Protected Lands

Mapping volcanic peaks, deep river canyons, and old-growth wilderness corridors

Gifford Pinchot National Forest represents a major protected expanse in the Washington Cascades, characterized by a complex volcanic topography that includes active craters, cinder cones, and rugged lava fields. This atlas entry details the forest's primary geographic features, from the high-elevation alpine terrain of the Goat Rocks to the river-carved valleys of the Lewis and Cowlitz systems, providing essential context on this integral Pacific Northwest protected landscape.

Area

5,347.95 km²

Established

1908

Visitors

1.8M annual

Relief

Mountain

Idaho Panhandle National Forests: Mapping the Inland Pacific Northwest Protected Landscapes

Geographic analysis of mountain ranges and river valley ecosystems

Spanning over 2.5 million acres, the Idaho Panhandle National Forests comprise a massive, interconnected network of mountain ranges, pristine lakes, and river corridors. This detailed look at the geography examines the structural backbone of the Selkirk, Cabinet, and Bitterroot ranges, highlighting the diverse ecological gradients and protected wilderness areas that characterize this significant portion of the inland Northwest.

Area

13,000 km²

Established

1912

Relief

Mountain

Climate

Temperate

Little Jacks Creek Wilderness: Mapping Idaho Canyon Country and Protected Landscapes

Basalt plateau and stream-cut gorge geography

Little Jacks Creek Wilderness protects a significant high-desert landscape in Idaho characterized by deep canyons and sagebrush-covered plateaus. As part of the Owyhee Canyonlands, this wildlife reserve highlights the geologic interplay of dark basalt and red rhyolite cliffs, providing a stable, undisturbed terrain for geographic and ecological study.

Area

206.1 km²

Established

2009

IUCN

Ib

Relief

Upland

Mount Hood National Forest: Atlas of Protected Landscapes and Volcanic Geography

Exploring the Cascade Range terrain and wilderness boundaries in Oregon.

Mount Hood National Forest encompasses a vast, rugged expanse of the Oregon Cascades, anchored by the iconic, glacier-clad Mount Hood. This protected landscape contains extensive old-growth forests, high-alpine lakes, and deep river canyons. Discover the geographic extent of these wilderness areas and mountain terrain within the MoriAtlas database of protected lands.

Area

4,318.17 km²

Established

1908

Visitors

4.4M annual

Relief

Mountain

Okanogan, Wenatchee National Forest: A Comprehensive Look at Washington's Protected Mountain Landscapes

Mapping ecological gradients and wilderness boundaries across the eastern Cascade Range

Spanning from the moist coniferous forests of the western Cascades to the arid plateaus of the Okanogan, this massive national forest protects an unmatched diversity of terrain. Explore the intricate geography of river-carved valleys, glacial cirques, and remote wilderness areas that characterize this critical environmental corridor in the Pacific Northwest.

Area

6,066.33 km²

Established

1911

Visitors

397K annual

Relief

Mountain

Kootenai National Forest: Geography and Protected Land Map for Northwestern Montana

Northern Rockies mountain ranges and watershed analysis.

Spanning over two million acres, Kootenai National Forest represents a critical protected landscape in the Northern Rockies. This atlas entry details the interplay between the Cabinet Mountains, regional river systems like the Kootenai and Clark Fork, and the dense conifer forests that define this uniquely wet corner of Montana.

Area

8,900 km²

Established

1907

Relief

Mountain

Climate

Temperate