Katmai National Park

State: Alaska. Type: National Park & Preserve, created as a national monument in 1918 and redesignated a national park in 1980. Size: roughly 4.1 million acres. World-famous for brown bear viewing at Brooks Falls and for the volcanic Valley of Ten Thousand Smokes. No roads lead into the park — access is only by floatplane or boat. No general park entrance fee.

Katmai National Park and Preserve sits on the Alaska Peninsula in southwestern Alaska, a vast wilderness of roughly 4.1 million acres that mixes volcanic terrain with rich coastal and river habitat. It is best known worldwide for Brooks Falls, where sockeye salmon leap upstream each summer and dozens of brown bears gather to fish, an event now watched by visitors in person and, increasingly, through the park's live streaming bear cameras. Beyond the bears, Katmai preserves the aftermath of the 1912 Novarupta eruption, one of the largest volcanic events of the twentieth century, which buried a nearby valley in hundreds of feet of ash and gave rise to the eerily beautiful Valley of Ten Thousand Smokes. There are no roads connecting Katmai to the rest of Alaska; the park is reached only by small aircraft or boat, which keeps visitor numbers modest relative to road-accessible parks and preserves a strong sense of remoteness. Most travelers base their trip around Brooks Camp, the hub for bear viewing, ranger programs, lodging, and camping, while backcountry travelers can explore glaciated peaks, tundra, and the Valley of Ten Thousand Smokes with far greater solitude.

Katmai lies on the Alaska Peninsula in southwestern Alaska, roughly 290 air miles southwest of Anchorage, with no highway connection to the rest of the state. The park's headquarters and gateway community is King Salmon, a small town with the regional airport, basic lodging, and supplies. From King Salmon, floatplanes and a water taxi carry visitors the short remaining distance to Brooks Camp inside the park itself. The park's enormous footprint spans coastline along Shelikof Strait, the Valley of Ten Thousand Smokes, and inland lakes and rivers, so where exactly a visitor ends up within Katmai depends heavily on which part of this huge wilderness they plan to reach.

Katmai has a subarctic, coastal climate shaped by its position between the Gulf of Alaska and interior Alaska, which brings cool temperatures, wind, and frequent changeable weather even in midsummer. Visitors should expect the possibility of rain, fog, and wind at any time of year, conditions that can also delay floatplane flights in and out of the park. Summer, the main visitor season, tends to bring the mildest and most reliable weather, though layers and rain gear are still recommended. Winters are long, cold, and largely inaccessible to casual visitors, with most park services closed. Because small aircraft are the only way in or out, travelers should build flexibility into their itinerary in case poor weather delays a scheduled flight.

Most visitors come to Katmai between June and September, when Brooks Camp facilities, ranger programs, and air taxi services are running. July is the single most popular month because it lines up with the peak of the sockeye salmon run and the most reliable bear activity at Brooks Falls, though this also means crowds and long waits for a spot on the viewing platform. Many experienced visitors and guides instead favor September, when bears return to fatten up on late-season salmon, crowds thin out, and fall colors appear, even though weather can be wetter and cooler. Outside the roughly June-to-September window, services are minimal and conditions become far more challenging.

Katmai's story begins with a catastrophe: on June 6, 1912, the volcano Novarupta erupted alongside Mount Katmai in one of the most powerful eruptions of the twentieth century, an event reportedly loud enough to be heard hundreds of miles away in Fairbanks and Juneau. The eruption buried a nearby valley under volcanic ash and pumice hundreds of feet deep, and as the deposits cooled they vented steam through thousands of fissures, inspiring the name later given to the area, the Valley of Ten Thousand Smokes. Starting in 1915, the National Geographic Society sent a series of expeditions led by botanist Robert Griggs to study the transformed landscape; his accounts, published in National Geographic magazine, brought the eruption's aftermath to a national audience and built support for protecting it. President Woodrow Wilson responded by creating Katmai National Monument in 1918, initially covering just over a million acres. The monument grew substantially over the following decades, with major expansions under President Herbert Hoover in 1931 and President Jimmy Carter in the late 1970s, reflecting a shift in emphasis from the volcanic landscape toward the park's exceptional salmon runs and brown bear habitat. In 1980, Congress passed the Alaska National Interest Lands Conservation Act, which redesignated the area as Katmai National Park and Preserve at its current size of roughly 4.1 million acres, cementing its dual identity as both a volcanic monument and one of the premier brown bear sanctuaries on Earth.

The signature activity at Katmai is watching brown bears fish for salmon from the platforms along Brooks River, especially at Brooks Falls, where bears gather in July and again in September to catch leaping sockeye. Ranger-led programs at Brooks Camp cover bear safety, park ecology, and the area's volcanic history, and are a good starting point for first-time visitors. Hikers can walk the Brooks Falls Trail to the viewing platforms, one of the most heavily used routes in the park, while more ambitious travelers can arrange a flightseeing trip or guided hike into the Valley of Ten Thousand Smokes to see the ash-filled landscape left by the 1912 eruption up close. Sport fishing is popular on the Brooks River and elsewhere in the park, subject to state fishing regulations and permits. Because Katmai has almost no road network, many activities beyond the immediate Brooks Camp area require chartering a floatplane or boat, making guided tours a practical way to see backcountry sites such as remote lakes, coastline, and glaciated volcanoes.

Brooks Falls and its viewing platforms are the park's best-known destination, drawing visitors specifically to watch brown bears fish for salmon at close range. The Valley of Ten Thousand Smokes is the other major highlight, a stark, ash-covered landscape created by the 1912 Novarupta eruption that can be visited by guided hike, seasonal ranger van tour, or flightseeing trip. Brooks Camp itself, with its lodge, campground, and small visitor center, functions as the social and logistical hub of the park. Naknek Lake and the wider Bay of Islands offer paddling and boating opportunities for visitors equipped for backcountry travel. The park's coastline along Shelikof Strait and Katmai's chain of glaciated volcanoes, including Mount Katmai's crater lake, reward visitors willing to charter a plane for a more remote experience. King Salmon, just outside the park, has a small shared National Park Service and Fish and Wildlife Service visitor center worth a stop for orientation before heading into the park proper.

There are no roads into Katmai, so every visit begins with a flight. Most travelers fly commercially from Anchorage to King Salmon, then transfer to a floatplane operated by an authorized air taxi for the short hop to Brooks Camp; some visitors instead fly directly by small plane from Anchorage, Kenai, Homer, or Kodiak. A water taxi service also connects King Salmon to Brooks Camp for those with more flexible schedules or camping gear. Because aircraft depend on weather, it is wise to build an extra day of buffer into travel plans on both ends of the trip in case flights are delayed. Some visitors choose a single long day trip that flies out and back from Anchorage or Homer, while others stay overnight at Brooks Camp or in King Salmon to spend more unhurried time at the falls.

The park itself is open year-round, but visitor services are seasonal: Brooks Camp facilities generally run from about June 1 to mid-to-late September, and the King Salmon visitor center's hours vary by season. Confirm current dates and hours on the official NPS website before planning a trip.

Katmai charges no general park entrance fee. NPS permit information indicates a Brooks Camp day-use monitoring fee (around $30 per person per day at the time of research) plus separate camping fees at the Brooks Camp campground; confirm exact current amounts on the official NPS fees and permits pages before your trip.

Many visitors do Katmai as a single long day trip focused on Brooks Falls, but an overnight stay of one to two nights allows a more relaxed pace and a better chance at good bear-viewing conditions.

Inside the park, Brooks Lodge at Brooks Camp is the only lodging option, offering simple rooms and buffet-style meals during its June-to-September season; because demand far exceeds capacity, rooms are allocated through a booking lottery rather than first-come reservations. Camping is available at the Brooks Camp campground for those willing to book a permit and share the area with resident bears under strict food-storage rules. Outside the park, the gateway town of King Salmon has a small selection of lodges and bed-and-breakfast-style accommodations, generally offering easier and more flexible booking than Brooks Camp itself, along with proximity to the airport and floatplane docks used to reach the park. Given limited capacity throughout the region, booking well in advance for the summer season is strongly advised.

Dining options are limited by Katmai's remoteness. At Brooks Camp, Brooks Lodge serves buffet-style meals to guests and day visitors during the summer season, typically the most convenient option for anyone spending the day at the falls. There are no independent restaurants inside the park itself. In King Salmon, the small gateway community outside the park, visitors will find a modest number of local eateries and lodges offering meals, generally geared toward anglers, hunters, and park visitors passing through. Because supplies are limited and shipped in, travelers planning extended stays or backcountry trips should bring their own food and expect a smaller and pricier selection than in larger Alaska towns.

King Salmon serves as the practical gateway to Katmai and is itself worth a stop for its shared National Park Service and Fish and Wildlife Service visitor center. Naknek, a nearby fishing community, and the Naknek River offer a glimpse of the region's commercial salmon fishing industry. Travelers combining a Katmai trip with more of Alaska sometimes pair it with Kodiak Island, reachable by air, which offers its own bear-viewing and wilderness opportunities, or with Lake Clark National Park further north, which shares Katmai's remote, bear-rich character. Because most of this region is roadless, nearby destinations typically mean a short flight rather than a drive.

The nearest airport with regular commercial service is King Salmon Airport, connected to Anchorage by scheduled flights on regional carriers. From King Salmon, floatplane air taxis and a water taxi service provide the final leg into the park at Brooks Camp; there is no road, rail, or ferry option connecting Katmai to the outside world. Ted Stevens Anchorage International Airport is the main hub travelers use to reach King Salmon from elsewhere in Alaska or the Lower 48. Because all transport within the park depends on aircraft or boats, travelers should confirm schedules with their chosen air taxi operator well in advance of arrival.

Bear safety is the central concern at Katmai: all visitors to Brooks Camp must attend a mandatory bear-safety orientation before heading out on trails, and food must be stored and consumed only in designated areas to avoid attracting bears. Trails and boardwalks near Brooks Falls pass close to bear activity, so visitors should keep a safe distance, never approach or feed wildlife, and follow ranger instructions immediately if a bear is nearby. Weather in this subarctic, coastal environment can change quickly, so pack layers and rain protection even on a sunny morning. Because the park is remote and cell service is unreliable, travelers should not count on calling for help quickly and should follow ranger guidance closely.

Waterproof, layered clothing and sturdy waterproof boots are essential given Katmai's changeable, often wet weather. Binoculars or a zoom lens greatly improve the bear-viewing experience from the platforms. Bring any personal supplies, snacks, and medications you might need, since services at Brooks Camp and King Salmon are limited. A dry bag or rain cover for cameras and electronics is useful on floatplane transfers and boat trips, and cash or a card for the air taxi and any lodge purchases, since options to restock are scarce once inside the park.

Because Katmai can only be reached by small aircraft, build at least one buffer day into your itinerary in case fog, wind, or storms delay a flight; experienced visitors treat this as a near-certainty rather than a remote possibility. Reserve floatplane seats, lodge rooms, or campground permits as early as possible, since capacity at Brooks Camp is small relative to demand, especially in July. If a lottery-based room booking at Brooks Lodge does not work out, King Salmon offers a practical fallback base with its own lodging and easier logistics. Arrive at the bear-viewing platforms early or be prepared to wait, particularly in July, when waits of well over an hour are common at busy times. Finally, treat the mandatory bear-safety briefing as essential information rather than a formality, since visitors share trails directly with wild brown bears throughout their stay.

For any emergency in the United States, dial 911. Katmai National Park & Preserve's visitor and administrative office can also be reached at 907-246-3305 for park-specific questions (source: nps.gov/katm).

Katmai National Park & Preserve (National Park Service): https://www.nps.gov/katm/index.htm

This section is being updated and will be available shortly.

This section is being updated and will be available shortly.

This section is being updated and will be available shortly.