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Geography of Alaska. Alaska occupies the northwestern portion of the North American continent and is bordered only by Canada on the east. It is one of two U.S. states not bordered by another state; Hawaii is the other. Alaska has more ocean coastline than all of the other U.S. states combined. [ 1] About 500 miles (800 km) of Canadian territory ...
A diagram of a typical nautical sextant, a tool used in celestial navigation to measure the angle between two objects viewed by means of its optical sight. Celestial navigation, also known as astronavigation, is the practice of position fixing using stars and other celestial bodies that enables a navigator to accurately determine their actual current physical position in space or on the ...
Alaska is the largest U.S. state by area, comprising more total area than the following three largest states of Texas, California, and Montana combined, and is the sixth-largest subnational division in the world. It is the third-least populous and most sparsely populated U.S. state, but is, with a population of 736,081 as of 2020, the continent ...
Sextant. A sextant is a doubly reflecting navigation instrument that measures the angular distance between two visible objects. The primary use of a sextant is to measure the angle between an astronomical object and the horizon for the purposes of celestial navigation . The estimation of this angle, the altitude, is known as sighting or ...
These vintage photos show what Alaska looked like before it became part of the United States. Late 1800s: This is the town of Unalaska, on the island of the same name. It is still the main ...
Alaska's southernmost city, Adak, is located on the island. The island has a land area of 274.59 square miles (711.18 km 2 ), measuring 33.9 miles (54.5 km) long and 22 miles (35 km) wide, making it the 25th largest island in the United States . Due to harsh winds, frequent cloud cover, and cold temperatures, vegetation is mostly tundra ...
Denali ( / dəˈnɑːli /; [ 5][ 6] also known as Mount McKinley, its former official name) [ 7] is the highest mountain peak in North America, with a summit elevation of 20,310 feet (6,190 m) above sea level. It is the tallest mountain in the world from base-to-peak on land, measuring 18,000 ft (5,500 m), [ 8] With a topographic prominence of ...
Relief map of USA Alaska.png. Map of Alaska (click on map to see larger image) Module:Location map/data/USA Alaska is a location map definition used to overlay markers and labels on an equirectangular projection map of the U.S. state of Alaska. The markers are placed by latitude and longitude coordinates on the default map or a similar map image.