• Aerial view of Aniakchak Caldera taken from northern rim


    National Monument & Preserve Alaska

Things To Do

Aniakchak National Monument and Preserve encompasses 586,000 acres of pristine Alaska wilderness. While rafting the Aniakchak River, hiking the caldera floor, and sport fishing are among the most common activities pursued, the possibilities for adventure are limitless for those visitors determined and prepared enough to experience Aniakchak on its own terms.

Did You Know?

Did You Know?

Warm, thermally-influenced springs drain into the western shores of Surprise Lake in Aniakchak National Monument & Preserve. Rich in iron sediments, these waters lend a splash of vibrant color to the volcanic landscape.