Mappe topografiche Alaska

Altitudine media: 161 m

Altitudine media: 391 m

The foundation rocks on the Alaska Peninsula are divided by the Bruin Bay Fault into fossiliferous sedimentary rocks of Jurassic and Cretaceous age to the east and metamorphic and igneous rocks to the west. The granite Aleutian Range batholith has intruded through these rocks. The majority of the higher…

Altitudine media: 245 m

Altitudine media: 655 m

Altitudine media: 704 m

Willow has a subarctic climate with long and cold winters and mild summers. Whites Crossing is a weather station near Willow, situated at an elevation of 270 ft (82 m).

Altitudine media: 69 m

Altitudine media: 329 m

Altitudine media: 70 m

Altitudine media: 22 m

Altitudine media: 49 m

Altitudine media: 337 m

Altitudine media: 171 m

Altitudine media: 27 m

Altitudine media: 252 m

Altitudine media: 72 m

Altitudine media: 4 m

It is usually reached by driving to the Glen Alps trailhead and following a 1.5-mile (2.4-km) trail, with an elevation gain of 1,280 feet (390 m) from the parking lot to the plateau. Off the plateau loop is a difficult trail to the peak. Since it is the most accessible mountain to Anchorage, Flattop is a very…

Altitudine media: 735 m

Altitudine media: 4’650 m

Altitudine media: 1’798 m

Altitudine media: 862 m

Altitudine media: 1’909 m

Altitudine media: 997 m

Altitudine media: 954 m

Altitudine media: 597 m

Altitudine media: 119 m

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…

Altitudine media: 713 m

Altitudine media: 2’814 m

Altitudine media: 260 m

Altitudine media: 2’848 m

Altitudine media: 1’619 m

Altitudine media: 963 m

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…

Altitudine media: 4’530 m

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…

Altitudine media: 4’013 m

Altitudine media: 1’141 m

Altitudine media: 1’842 m

Altitudine media: 4’404 m

Altitudine media: 643 m

Altitudine media: 41 m

Altitudine media: 830 m

Altitudine media: 1’440 m

Altitudine media: 4’106 m

Due to its isolated location, poor weather, and comparatively low absolute elevation by Alaskan standards, Mount Steller was not climbed until recently. The first ascent was in 1992.

Altitudine media: 2’578 m

Atigun Pass (/ˈætɪɡən/ AT-i-gən), elevation 4,739 feet (1,444 m), is a high mountain pass across the Brooks Range in Alaska, located at the head of the Dietrich River. It is where the Dalton Highway crosses the Continental Divide (at mile marker 244), and is the highest pass in Alaska that is maintained…

Altitudine media: 1’530 m

Altitudine media: 1’044 m

Altitudine media: 1’278 m

Altitudine media: 809 m

Altitudine media: 1’126 m

Altitudine media: 467 m

Altitudine media: 81 m

Altitudine media: 2 m

Altitudine media: 247 m

Altitudine media: 1’051 m

Altitudine media: 64 m

Altitudine media: 1’361 m

Altitudine media: 1’819 m

Altitudine media: 42 m

Altitudine media: 1’980 m

Altitudine media: 1’350 m

Altitudine media: 1’104 m

Altitudine media: 310 m

Denali State Park is in sight of Denali, the highest mountain peak in North America, with a summit elevation of 20,310 feet above sea level. Denali rises 18,000 feet from base to peak, making it the largest mountain situated entirely above sea level. To the east, the state park borders the Susitna River, which…

Altitudine media: 702 m

Altitudine media: 0 m

Altitudine media: 1’496 m

Altitudine media: 1’691 m

Altitudine media: 20 m

Altitudine media: 209 m

Altitudine media: 152 m

Altitudine media: 620 m

Altitudine media: 141 m

Altitudine media: 952 m

Altitudine media: 295 m

Altitudine media: 1’312 m

Altitudine media: 852 m

Altitudine media: 208 m

Altitudine media: 580 m

Altitudine media: 169 m

Hayes River is a weather station near Skwentna to the northeast, at an elevation of 1,000 feet (300 m). Hayes River also has a subarctic climate (Köppen Dfc) but has a lower seasonal temperature variation and receives substantially more snow.

Altitudine media: 203 m

Altitudine media: 1’127 m

Altitudine media: 12 m

Umnak, the third largest of the Aleutian Islands after Unimak and Unalaska, lies in the Fox Islands of the Aleutian Islands of the Bering Sea, to the southwest of the larger island of Unalaska. It is approximately 70–72 miles (113–116 km) in length (117 kilometres (73 mi)) and 16 miles (26 km) wide on…

Altitudine media: 64 m

Altitudine media: 34 m

Altitudine media: 1’598 m

Altitudine media: 71 m

Altitudine media: 88 m

Altitudine media: 102 m

Altitudine media: 38 m

Altitudine media: 490 m

Altitudine media: 728 m

Altitudine media: 2’100 m

Altitudine media: 1’529 m

Altitudine media: 680 m

Altitudine media: 78 m

Altitudine media: 108 m

Altitudine media: 61 m

Altitudine media: 18 m

Altitudine media: 1’478 m

Altitudine media: 223 m

Altitudine media: 1’110 m

Altitudine media: 374 m

Altitudine media: 12 m