Alaska, from Turnagain Arm to Denali

Glaciers beside the road, arms of the sea where the tide rises by up to twelve metres, and the highest mountain in North America. A two-week loop from Anchorage, through the Kenai Peninsula, Denali, Fairbanks and Valdez.

United States
Wide open spaces A week or more Summer Must-sees
Denali and its reflection in Reflection Pond, near Wonder Lake, almost at the end of the park road.
Denali and its reflection in Reflection Pond, near Wonder Lake, almost at the end of the park road.

Glaciers, fjords and long highways

As soon as you leave Anchorage, the Seward Highway runs along Turnagain Arm, between the cliff and an arm of the sea. In summer you look out for belugas, and for Dall sheep on the rocks. At the head of the arm, you take a boat across the lake where Portage Glacier ends. A four-kilometre tunnel leads to Whittier, where almost everyone lives in a single building.

The Kenai Peninsula mixes fjords, rivers and fishing villages. From Seward, boats head out to the fjords, their whales and their glaciers. The Kenai River is turquoise blue, and salmon anglers line its banks in July. The road ends at Homer, on a long gravel spit facing the glaciers.

Further north, the Parks Highway leads to Talkeetna, Denali and Fairbanks, through the taiga. On the way back, the Richardson Highway follows the pipeline down to Valdez. After Glennallen, it runs along Wrangell-St. Elias National Park, the largest in the United States; its visitor centre is by the road, at Copper Center. In June it stays light almost all night: you drive at 11 pm in full daylight, keeping an eye out for moose.

Beluga Point, on the mudflats of Turnagain Arm, facing the Kenai Mountains.

Turnagain Arm and the 1964 earthquake

Turnagain Arm has the strongest tides in the United States, up to 12 metres. On spring tides, the sea rushes up the arm all at once: this is a tidal bore, a wave that can reach nearly two metres, which you watch from Beluga Point. James Cook named the arm “Turnagain”, because he did not find the Northwest Passage there. Along the road, dead spruce trees still stand in the salt meadows: this is the ghost forest.

These trees died after the earthquake of 27 March 1964, magnitude 9.2, the strongest ever recorded in North America. The ground sank and salt water flooded the shores. In Valdez, the wharf collapsed into the sea and 32 people died; the town was rebuilt six kilometres away.

At the head of the arm, the village of Portage sank by about two metres and was abandoned. Girdwood was rebuilt four kilometres from the shore, higher up its valley.

The summit stays in the clouds for much of the summer.

Denali, the highest mountain in North America

Denali rises to 6,190 metres. Its name comes from a Koyukon word meaning “the high one”. Since 2025, its official federal name has once again been Mount McKinley, but the State of Alaska and the park keep the name Denali. On the first ascent, in 1913, it was Walter Harper, a Koyukon man, who reached the summit first. Climbers now set off from Talkeetna, where small planes fly out to land on the glaciers.

The summit stays in the clouds for much of the summer. In the park, cars stop at Savage River, at kilometre 24; beyond that, you carry on by bus, on the lookout for grizzlies and caribou. In 2021, a landslide cut the road at Pretty Rocks. A bridge now crosses the unstable ground: it was finished in September 2026, and the park plans for buses to run to Wonder Lake again in 2027.

The site of Sunrise’s old wharf, between the spruce forest and Sixmile Creek.

Sunrise and Hope

Hope, Kenai Peninsula · 30 minutes from Turnagain Pass

The Hope Highway is the only road along the south shore of Turnagain Arm. In 1898, Sunrise had 800 people in summer, drawn by gold; almost nothing is left. At the end, Hope is a small village of log cabins.

Practical notes

When to go
Mid-June to late August, when everything is open. Late May and September are quieter, but there are fewer boats and buses.
Getting there
Anchorage airport, with a stop in the United States or on a direct summer flight from Frankfurt.
Access
The whole loop is tarmac. Many hire companies ban gravel roads, such as the Denali Highway. Fill up at Delta Junction: there are few petrol stations until Glennallen.
Sleeping in a van
State and national park campsites, including Riley Creek at the entrance to Denali. Store food out of reach of bears.
Worth knowing
The Whittier tunnel runs on an alternating schedule and closes at night. Book Denali buses and boat cruises early.
Allow
Two weeks for the loop.
Homer Spit, reaching out into Kachemak Bay, on a summer evening.
Homer Spit, reaching out into Kachemak Bay, on a summer evening.

What not to miss

  1. 1The Anton Anderson TunnelThe longest road tunnel in North America, shared with the train.
  2. 2Kenai FjordsA day on a boat from Seward, at the foot of the glaciers.
  3. 3Kenai and NinilchikTwo Orthodox churches above Cook Inlet, a reminder of Russian America.
  4. 4Thompson Pass and Keystone CanyonWorthington Glacier beside the road, then waterfalls at the bottom of a canyon.
  5. 5EklutnaA Dena’ina cemetery with painted “spirit houses”, near a log church.
  6. 6Independence MineAn abandoned gold mine in the middle of alpine meadows.

Alaska in pictures

Portage Glacier above its lake, seen from the Portage Pass trail, with Divide Lake in the foreground.

The Alaskan table

Above all, you eat salmon: sockeye from the Kenai or king salmon from the Copper River. Homer calls itself the halibut fishing capital of the world, and serves it as fish and chips on the Spit. Try the reindeer sausage too.

In summer, the markets sell vegetables from the Matanuska Valley. In late August, the state fair in Palmer shows off giant cabbages, grown in the long days. You drink beer from local breweries, in Girdwood or Homer for example.

A trip comes with this article

Loop from Anchorage

14 days 2794 km ≈ 37 h driving
The stages
  1. 1Beluga Point Site · Alaska Wildlife Conservation Center · Begich/Boggs Visitor Center Portage Lake View · Prince William Sound Museum
  2. 2Alaska SeaLife Center · Lowell Point · Exit Glacier Viewpoint
  3. 3Tern Lake · Holy Assumption of the Virgin Mary Church
+ 11 days
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