No roads. No trails. No visitor centers. The Gates of the Arctic National Park is the epitome of wilderness. This park, a unique slice of Alaska's Brooks Range, is where caribou migrate across endless tundra and rivers cut through glacial valleys. It's one of the least visited national parks, reserved for true adventurers who seek the ultimate wilderness experience.

Wrangell–St. Elias is America's largest national park—bigger than Switzerland. With its towering peaks, massive glaciers, and wild rivers, it's a pure Alaskan frontier. The few roads that penetrate this 13-million-acre expanse lead to unique experiences, rewarding those who venture in with staggering solitude and scenery that will leave you in awe.

Kenai Fjords is a unique slice of Alaska, where glaciers meet the sea, fjords are sculpted by ice, and a rich marine life thrives. Just a short drive from Anchorage, this park near Seward is a treasure trove waiting to be explored. Whether you're paddling alongside icebergs or witnessing puffins take the plunge, Kenai is a living, breathing adventure.

Glacier Bay National Park is a spectacle of pure Alaskan drama: colossal tidewater glaciers dramatically calving into icy fjords, majestic humpback whales breaching, and adorable sea otters gracefully floating among icebergs.

Katmai is where bears take center stage. Every summer, dozens of brown bears crowd Brooks Falls, creating a spectacle that is both thrilling and awe-inspiring.

Denali is Alaska at its most epic. Imagine a 20,310-foot mountain, the tallest in North America, towering over endless tundra, braided rivers, and spruce forests.

Joshua Tree National Park, established in 1994, is a place of unique and iconic beauty. Here, where the Mojave and Colorado deserts meet, you'll find whimsical Joshua trees stretching their twisted arms skyward, massive granite boulders stacked like playgrounds, and a sky so clear it becomes a stargazer's dream.

Death Valley, a place of extremes, is home to the hottest, driest, and lowest national park in the U.S. But this wonder of the Mojave Desert is far from lifeless.