Where to View the Milky Way in the United States
Wilderness areas and national parks, particularly in the western half of the United States, are excellent places to observe the night sky.
Geography of Giant Sequoias
Giant sequoias are one of the longest lived tree species, with the oldest giant sequoia living an estimated 3,400 years.
Barrier Islands in the United States
Barrier islands are narrow stretches of land that run parallel to coastlines.
Geography of U.S. National Parks
Find out the answers to geography trivia questions and more in this article about the geography of U.S. National Parks.