National Park Service: What Is Geologic Time?

Homepage for the National Park Service website, provides comprehensive information about the Park, including facilities, photos, visitor information, history, and other resources.

Extensive information about the geology of the Grand Canyon. Looks at some principles of geology evident there, forces that have shaped its geological features, how its valleys and canyons were formed, the characteristics of the Colorado...

Investigate glaciers past and present through this website that explores glaciers found in the National Park Service.

From the National Park Service, a description on Rocky Mountain National Park. Great resources to information about this park.

National Park Service page about the plight of the owl limpet, a small fish resident of Southern Californian tide pools

The National Parks Service properties are used for a variety of reasons. This website will explore how the land is used for mining, by indigenous people, and much more.

The Organic Act of 1916 created the National Park Service. The Act and its Amendments are reprinted here.

Part of the National Park Service website, this page provides general info. about the resident bat population, and links to more specific bat info. For the bat enthusiast!

Outlines the history of the National Park Service from its creation in 1916.

Official website for Mammoth Cave offers a wealth of information for curious about the history, culture, and science of this cave system. Contains photos and multimedia presentations, stories about the primitive miner, explorers, and...