Anchorage, the state capitol of Alaska, is located on the upper reach of the Cook Inlet. To the west of the city is the large escarpment of the Chugach Mountains. Nearly half of the states population lives in Anchorage.
Some of the largest tides in the world are found in Bristol Bay. The region is also one of the most important salmon fishing locations in the world, where massive runs of sockeye are caught every year.
This landscape of dramatic contrast notably features linear, star and dome dunes as well as several arid granite massifs, some as high as 650 metres. The dunes emerge like islands from the sea of sand and harbour distinct and highly diverse plant and wildlife communities, including endemic freshwater fish species and the endemic Sonoran Pronghorn, which is only to be found in northwestern Sonora and in southwestern Arizona (USA).
The small town of Barrow, Alaska lies on Alaska's North Slope within the Arctic Circle and is the northern most town in the United States.. The color infrared image shows the tundra vegetation as bright red, with numerous seasonally thawed lakes intermixed.
This image captures several natural wonders found in California, including Mono Lake, the White Mountains, Mammoth, Yosemite Valley, and the Long Valley Caldera, a supervolcano which last errupted 760,000 years ago.
Natural color satellite image of Grand Bahama island in the Carribean, southeast of Florida. Much of the west side of the island is within Westside National Park. Nasseau is the smaller island located northeast of Grand Bahama.
Leaf-off image of the Appalachian Mountains in Pennsylvania. The numerous folded belts were created by erosional processes over millions of years. The fertile valleys are extensively used for crop production.
Death Valley, located in the Mojave Desert in southeastern California, is the lowest point in North America at 282' below sea level. Furnace Creek is among the hottest places on earth with a record reported high of 134 degrees F in 1913.
The Colorado River Delta terminates into the Sea of Cortez in this false color infrared image. Since water diverssions began on the Colorado to support irrigation, much of the wetlands this region once supported have vanished.
Lake Tahoe is located in the central Sierra Nevada Mountain Range within the states of California and Nevada and is the second deepest lake in the U.S. The Tahoe Basin was formed by normal faulting, a characteristic of the Basin and Range to the east. Carson City, the capital of Nevada, is located to the east of the lake.
The Salton Sea is the largest lake in California. It was created as an accident in the early 1900s as engineers were diverting water from the Colorado River. At the lake's deepest point it is 5 feet higher in elevation than Death Valley (230' below sea level).
California's Central Valley is one of the most economically important agricultural regions in the world. Nearly 300 different crops are grown including a recent transition to high value commodities like almonds, and wine grapes. The region also faces intense urrbanization pressures in its numerous cities which run along the eastern side of the valley.