Yellowstone National Park: America's first national park, located primarily in Wyoming but also extending into Montana and Idaho. Yellowstone is famous for its geothermal features, including Old Faithful geyser, as well as its wildlife such as bison, elk, and grizzly bears.
Yosemite National Park: Located in California's Sierra Nevada mountains, Yosemite is known for its iconic granite cliffs, waterfalls (including Yosemite Falls and Bridalveil Fall), giant sequoias, and diverse ecosystems.
Grand Canyon National Park: Located in Arizona, the Grand Canyon is one of the world's most famous geological features, carved by the Colorado River over millions of years. Its vast expanses and dramatic landscapes attract millions of visitors annually.
Glacier National Park: Located in Montana, Glacier National Park is known for its stunning alpine scenery, glaciers (including the famous Going-to-the-Sun Road), and diverse wildlife such as grizzly bears and mountain goats.
Zion National Park: Located in Utah, Zion is known for its towering red cliffs, narrow slot canyons (like The Narrows), and the Virgin River. Popular activities include hiking, canyoneering, and scenic drives.
Denali National Park: Located in Alaska, Denali is home to North America's tallest peak, Denali (formerly known as Mount McKinley). The park offers incredible wildlife viewing opportunities, including grizzly bears, wolves, moose, and Dall sheep.
Great Smoky Mountains National Park: Straddling the border between North Carolina and Tennessee, the Great Smoky Mountains are known for their mist-covered mountains, diverse plant and animal life, and historic log cabins.
Arches National Park: Located in Utah, Arches is famous for its more than 2,000 natural sandstone arches, including the iconic Delicate Arch. The park's unique rock formations and desert landscapes attract photographers and hikers.