View of the Manu'a Islands with the volcanic islands of Ofu and Olosega (background), and Ta'u (foreground). Image, NPS, public domain

A Guide to the Geography of U.S. National Parks

Caitlin Dempsey

Find out the answers to geography trivia questions and more in this article about the geography of U.S. National Parks.

A shaded relief map of the Central Valley in California showing the location of Tulare Lake.

California’s Wet Winter Brought Back an Ancient Lake

Caitlin Dempsey

The once-vanished Tulare Lake reemerged after an exceptionally wet California winter, reclaiming a portion of its historic expanse in 2023.

The Milky Way above Lost Canyon in The Needles district, Canyonlands National Park. Photo: NPS/Emily Ogden.

Where to View the Milky Way in the United States

Julian Marks

Wilderness areas and national parks, particularly in the western half of the United States, are excellent places to observe the night sky.

A giant sequoia tree at Yosemite National Park's Mariposa Grove of Big Trees.

Geography of Giant Sequoias

Elizabeth Borneman

Giant sequoias are one of the longest lived tree species, with the oldest giant sequoia living an estimated 3,400 years.

McKinley Lake near Cordova, Alaska

Geography of U.S. Lakes

Elizabeth Borneman

Within its borders, the United States is home to a vast wealth of lakes.

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