Gambell topographic map

Average elevation: 6,496 ft

Average elevation: 561 ft

Average elevation: 2,110 ft

Average elevation: 3,425 ft

Average elevation: 853 ft

After a period of quiescence, an intense eruption took place at Okmok in 43 BCE. A rhyodacitic eruption column rose over the volcano from a vent in its northern part. Pumice lapilli fell out from the eruption column. The fallout was emplaced in three distinct units, with a brief break between the first two…

Average elevation: 2,339 ft

Average elevation: 4,465 ft

Average elevation: 4,304 ft

Average elevation: 3,123 ft

Average elevation: 4,908 ft

Average elevation: 5,548 ft

Average elevation: 9,344 ft

Modern Mount Wrangell, built upon the remnants of a mid-Pleistocene volcano, has an eruptive history spanning from 750,000 years ago to minor phreatic eruptions in 1884. The shield volcano features an ice-filled caldera 2.5 by 3.7 miles (4 by 6 km) in diameter at the top of Wrangell's broad summit. The caldera…

Average elevation: 13,166 ft

Average elevation: 13,471 ft

Mount Blackburn is a large, dramatic peak, with great local relief and independence from higher peaks. Its west face drops over 11,000 ft (3,350 m) to the Kuskulana Glacier in less than 4 horizontal miles (6.4 km). Its other faces drop 8,000–10,000 ft (2,440–3,050 m), all in less than 8 miles (13 km). The…

Average elevation: 14,862 ft

Mount Sanford was first climbed on July 21, 1938 by noted mountaineers Terris Moore and Bradford Washburn, via the still-standard North Ramp route up the Sheep Glacier. This route "offers little technical difficulty" and "is a glacier hike all the way to the summit" but is still a serious mountaineering…

Average elevation: 13,848 ft

Average elevation: 14,449 ft

Average elevation: 2,034 ft

Average elevation: 236 ft

Average elevation: 2,795 ft

Average elevation: 3,694 ft

Average elevation: 5,312 ft

Average elevation: 2,723 ft

Average elevation: 135 ft

Average elevation: 230 ft

Average elevation: 1,106 ft

Average elevation: 7 ft

Average elevation: 4,429 ft

Average elevation: 1,532 ft

Average elevation: 1,017 ft

Average elevation: 525 ft

Average elevation: 2,677 ft

Average elevation: 1,178 ft

Average elevation: 774 ft

Average elevation: 23 ft

Average elevation: 10 ft

Average elevation: 46 ft

Average elevation: 2,011 ft

Average elevation: 148 ft

Average elevation: 1,010 ft

Average elevation: 1,939 ft

Average elevation: 2,011 ft

Average elevation: 374 ft

Average elevation: 2,589 ft

Average elevation: 6,237 ft

Average elevation: 16 ft

Average elevation: 236 ft

Average elevation: 112 ft

Average elevation: 2,884 ft

Average elevation: 85 ft

Average elevation: 7 ft

Average elevation: 36 ft

It was for this latter reason that engineers chose Eagle Summit as the route to build the Steese Highway, which connects Fairbanks, Alaska to the Yukon River at Circle. In 1927, just 11 years after Stuck became one of the first Americans to navigate Eagle Summit on dog sled, the highway was completed and road…

Average elevation: 3,504 ft

Average elevation: 3 ft

Average elevation: 174 ft

Kasatochi Island is a member of the Aleutian Islands, which lie above a narrow ridge that separates the Bering Sea from the North Pacific. It lies at the Atka Pass northwest of the western tip of Atka Island and east of Great Sitkin Island. It is at 52.177° N latitude and 175.508° W longitude, with a summit…

Average elevation: 174 ft

Average elevation: 16 ft

Average elevation: 52 ft

Average elevation: 82 ft

Average elevation: 23 ft

Average elevation: 3,386 ft

Average elevation: 11,276 ft

Average elevation: 3,150 ft

Average elevation: 2,493 ft

Average elevation: 13,848 ft

Average elevation: 2,388 ft

Average elevation: 16 ft

Average elevation: 256 ft

Average elevation: 725 ft

Average elevation: 4,478 ft

Average elevation: 3,002 ft

Average elevation: 1,745 ft

Average elevation: 308 ft

Average elevation: 436 ft

Average elevation: 1,178 ft