What is the bigest nation park?

The largest national park in the world is Northeast Greenland National Park, located in Greenland. Established in 1974, it spans over 972,000 square kilometers (375,000 square miles), making it not only the largest national park but also one of the most remote. The park is known for its stunning Arctic landscapes, including glaciers, fjords, and a diverse array of wildlife. It is primarily uninhabited, with only a few research stations present.