The name of the largest national park in the world is Wrangell–St. Elias National Park, located in Alaska, USA. Covering over 13 million acres, it features an incredible diversity of ecosystems, glaciers, and mountains. The park is part of the larger Wrangell–St. Elias National Park and Preserve, which was established in 1980. Its remote wilderness attracts adventurers and nature enthusiasts, offering opportunities for activities such as hiking, skiing, and wildlife viewing, including grizzly bears and moose.