Destination – Copper River 06/06/2022 Back To Blog Kayak on Prince William Sound, home to 10,000 glaciers. Fish in one of three area rivers, including the famous Copper River. The majestic peaks of Wrangell-St. Elias National Park, as seen from the grounds of Copper River Princess Wilderness Lodge. Wrangell-St. Elias National Park holds the title of largest United States national park. Explore the fjords and tiny forested islands of Prince William Sound. Visit the Kennecott Mines National Historic Landmark to see the best remaining example of historic copper mining.