{"id":"nps-ania","slug":"aniakchak-national-monument-and-preserve","name":"Aniakchak National Monument & Preserve","designation":"National Monument & Preserve","category":"national-monument","categoryLabel":"National Monument","agency":{"code":"NPS","name":"National Park Service","department":"U.S. Department of the Interior","url":"https://www.nps.gov"},"managedBy":[{"code":"NPS","name":"National Park Service","department":"U.S. Department of the Interior","url":"https://www.nps.gov","unitCode":"ANIA","designation":"National Monument & Preserve","sourceId":"nps-ania"}],"states":["AK"],"stateNames":["Alaska"],"location":{"lat":56.85317675,"lon":-157.5544362},"bbox":[-158.3429,56.6082,-157.1613,57.1056],"acres":{"value":602533,"kind":"gis-estimate","source":"Computed from the simplified boundary","note":"Approximate. The managing agency publishes official acreage."},"firstProtected":null,"established":null,"administrations":[],"designationHistory":[],"summary":"Given its remote location and challenging weather conditions, Aniakchak is one of the most wild and least visited places in the National Park System. This landscape is a vibrant reminder of Alaska's location in the volcanically active \"Ring of Fire,\" as it is home to an impressive six mile (10 km) wide, 2,500 ft (762 m) deep caldera formed during a massive volcanic eruption 3,500 years ago.","summarySource":"National Park Service","guide":{},"trConnection":null,"trConnections":[],"trTypes":[],"links":{"official":"https://www.nps.gov/ania/index.htm","social":{},"recreationGov":null,"alltrails":null,"alltrailsExplore":"https://www.alltrails.com/explore?b_tl_lat=57.1056&b_tl_lng=-158.3429&b_br_lat=56.6082&b_br_lng=-157.1613","recreationGovSearch":"https://www.recreation.gov/search?q=Aniakchak%20National%20Monument%20%26%20Preserve","directions":"http://www.nps.gov/ania/planyourvisit/directions.htm"},"images":[{"url":"https://www.nps.gov/common/uploads/structured_data/3C7A78AD-1DD8-B71B-0BF20886BAA0C0DA.jpg","title":"Floating the Gates of Aniakchak","alt":"A lone raft floats the Aniakchak Wild River as it flows through the \"Gates\"","caption":"A lone raft floats the Aniakchak Wild River as it flows through the \"Gates\"","credit":"NPS Photo/Troy Hamon","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/3C7A7A2E-1DD8-B71B-0BF4777A154558A4.jpg","title":"Aniakchak Caldera","alt":"Aerial shot of Aniakchak Caldera","caption":"Aerial shot of Aniakchak Caldera","credit":"NPS Photo/Roy Wood","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/3C7A7D1E-1DD8-B71B-0B03A4FBF4D86D31.jpg","title":"Black Nose, Aniakchak Caldera","alt":"Black Nose, Aniakchak Caldera","caption":"Black Nose, Aniakchak Caldera","credit":"NPS Photo/Roy Wood","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/3C7A7E85-1DD8-B71B-0BEDEFFC89815B42.jpg","title":"Maar Lake, Aniakchak Caldera","alt":"Maar Lake, Aniakchak Caldera","caption":"Maar Lake, Aniakchak Caldera","credit":"NPS Photo/Roy Wood","source":"NPS"},{"url":"https://www.nps.gov/common/uploads/structured_data/3C7A7FDE-1DD8-B71B-0B357DE404A64A20.jpg","title":"The Gates of Aniakchak","alt":"The Gates of Aniakchak","caption":"The Gates of Aniakchak","credit":"NPS Photo/Roy Wood","source":"NPS"}],"activities":["Camping","Backcountry Camping","Climbing","Mountain Climbing","Flying","Hiking","Backcountry Hiking","Paddling","Whitewater Rafting","Wildlife Watching","Birdwatching"],"topics":["Archeology","Animals","Arctic","Tundra","Geothermal","Mountains","Volcanoes","Wilderness"],"fees":[],"passes":[],"hours":[{"name":"Aniakchak National Monument and Preserve","description":"Aniakchak National Monument is a truly primitive environment with no federally-maintained public facilities. The NPS imposes no operating hours or seasonal restrictions. Access to and movement within Aniachak, however, may be limited or restricted at any time depending upon prevailing weather conditions.","standardHours":{"wednesday":"All Day","monday":"All Day","thursday":"All Day","sunday":"All Day","tuesday":"All Day","friday":"All Day","saturday":"All Day"},"exceptions":[]}],"directions":"Located on the Alaska Peninsula, 450 miles southwest of Anchorage, Aniakchak National Monument and Preserve is inaccessible by road. Notoriously bad weather makes access to Aniakchak unpredictable. Drop-offs and/or pick-ups may be significantly delayed.","weatherInfo":"When you visit, be prepared to encounter all types of weather. On average, wet and cool conditions predominate in spring, summer, and fall. Strong winds can delay the departure and arrival of boats and floatplanes.","contacts":{"phone":"9072463305","email":"KATM_Visitor_Information@nps.gov"},"visitorCenters":[{"name":"King Salmon Visitor Center","description":"Located next door to the King Salmon Airport, the King Salmon Visitor Center provides information on the many federal public lands of Southwest Alaska, particularly those in the Bristol Bay area. A large collection of films is available for viewing and an Alaska Geographic bookstore sells maps, charts, videos, posters, clothing, souvenirs, and more.","url":"https://www.nps.gov/ania/planyourvisit/visitorcenters.htm","lat":58.682802,"lon":-156.668708}],"campgrounds":[],"thingsToDo":[],"nearby":[{"slug":"becharof-national-wildlife-refuge","km":151},{"slug":"alaska-peninsula-national-wildlife-refuge","km":189},{"slug":"kodiak-national-wildlife-refuge","km":233},{"slug":"katmai-national-park-and-preserve","km":248}],"hasBoundary":true,"boundarySource":{"name":"NPS Land Resources Division","url":"https://irma.nps.gov/DataStore/Reference/Profile/2224545"},"sources":[{"name":"NPS Data API","url":"https://developer.nps.gov/api/v1/parks?parkCode=ania"},{"name":"NPS Land Resources Division boundaries","url":"https://services1.arcgis.com/fBc8EJBxQRMcHlei/arcgis/rest/services/NPS_Land_Resources_Division_Boundary_and_Tract_Data_Service/FeatureServer/2"}],"editorialStatus":"draft","synced":"2026-11-09T02:12:45.602Z","alerts":[],"url":"https://directory.labs.trlibrary.com/sites/aniakchak-national-monument-and-preserve/","boundaryUrl":"https://directory.labs.trlibrary.com/boundaries/aniakchak-national-monument-and-preserve.geojson"}