Acadia ✪ Top Rated
4.9 (13,035 reviews)
Covering most of Mount Desert Island and other coastal islands, Acadia features the tallest mountain on the Atlantic coast of the United States, granite peaks, ocean shoreline, woodlands, and lakes. There are freshwater, estuary, forest, and intertidal habitats.
Maine, United States - EastExplore Acadia
4.8 (3,226 reviews)
The park protects a quarter of the Gunnison River, which slices sheer canyon walls from dark Precambrian-era rock. The canyon features some of the steepest cliffs and oldest rock in North America, and is a popular site for river rafting and rock climbing. The deep, narrow canyon is composed of gneiss and schist which appears black when in shadow.
Colorado, United States - WestExplore Black Canyon of the Gunnison
Bryce Canyon ✪ Top Rated
4.9 (17,319 reviews)
Bryce Canyon is a geological amphitheater on the Paunsaugunt Plateau with hundreds of tall, multicolored sandstone hoodoos formed by erosion. The region was originally settled by Native Americans and later by Mormon pioneers.
Utah, United States - WestExplore Bryce Canyon
Crater Lake Great
4.8 (10,470 reviews)
Crater Lake lies in the caldera of an ancient volcano called Mount Mazama that collapsed 7,700 years ago. The lake is the deepest in the United States and is noted for its vivid blue color and water clarity. Wizard Island and the Phantom Ship are more recent volcanic formations within the caldera. As the lake has no inlets or outlets, the lake is replenished only by precipitation.
Oregon, United States - WestExplore Crater Lake
Cuyahoga Valley Great
4.8 (10,410 reviews)
This park along the Cuyahoga River has waterfalls, hills, trails, and exhibits on early rural living. The Ohio and Erie Canal Towpath Trail follows the Ohio and Erie Canal, where mules towed canal boats. The park has numerous historic homes, bridges, and structures, and also offers a scenic train ride.
Ohio, United States - CentralExplore Cuyahoga Valley
4.8 (3,093 reviews)
Centered on Denali, the tallest and highest prominence mountain in North America, Denali is serviced by a single road leading to Wonder Lake. Denali and other peaks of the Alaska Range are covered with long glaciers and boreal forest. Wildlife includes grizzly bears, Dall sheep, Porcupine caribou, and wolves.
Alaska, United States - WestExplore Denali
4.8 (11,920 reviews)
The U.S. half of Waterton-Glacier International Peace Park, this park includes 26 glaciers and 130 named lakes surrounded by Rocky Mountain peaks. There are historic phone and a landmark road called the Going-to-the-Sun Road in this region of rapidly receding glaciers. The local mountains, formed by an overthrust, expose Paleozoic fossils including trilobites, mollusks, giant ferns and dinosaurs. The park is also home to Triple Divide Peak, which forms the boundary between the watersheds of the Atlantic, Pacific, and Arctic Oceans.
Montana, United States - WestExplore Glacier
Grand Teton Great
4.8 (330 reviews)
Grand Teton is the tallest mountain in the Teton Range. The park's historic Jackson Hole and reflective piedmont lakes teem with endemic wildlife, with a backdrop of craggy mountains that rise abruptly from the sage-covered valley.
Wyoming, United States - WestExplore Grand Teton
Great Basin Great
4.8 (1,237 reviews)
Based around Nevada's second tallest mountain, Wheeler Peak, Great Basin National Park contains 5,000-year-old bristlecone pines, a rock glacier, and the limestone Lehman Caves. Due to its remote location, the park has some of the country's darkest night skies. Wildlife includes the Townsend's big-eared bat, pronghorn, and Bonneville cutthroat trout.
Nevada, United States - WestExplore Great Basin
Great Sand Dunes Great
4.8 (6,394 reviews)
The tallest sand dunes in North America, up to 750 feet (230 m) tall, were formed by deposits of the ancient Rio Grande in the San Luis Valley. Abutting a variety of grasslands, shrublands, and wetlands, the park also has alpine lakes, six 13,000-foot mountains, and old-growth forests.
Colorado, United States - WestExplore Great Sand Dunes