As we celebrate the centennial of the National Park Service, we look back to 1916 and the life of Stephen Mather, the first Director of the National Park Service.

Yosemite Falls is the tallest waterfall in North America, and is a powerful presence in Yosemite Valley. From winter ice to spring flood to autumn dryness, this magnificent waterfall is a dynamic force of nature.

Mountain Goats are the symbol of Glacier National Park, and are a common site on the Going-to-the-Sun Road. There is almost no better place to see them than at Oberlin Bend. Watch the video to learn more about the overlook and these...

Logan Pass is literally the high point on the Going-to-the-Road, and for many visitors, the high point of their trip to Glacier. Watch this video to learn more about the many trails at this historic point ).



CREDIT: Glacier...

Backcountry camping in Glacier is an incredible experience. Campsites may be reserved starting in March and continuing up to seven days prior to your desired trip start date (subject to advance reservation availability). Watching this...

Can the Democrats take back the House of Representatives from the Republicans? In what is perhaps the most significant mid-terms ever, The Economist's Data Editor gives our prediction on who is going to win.

Crowds of visitors in the summer and, increasingly, into the fall and spring, are making it difficult for people to experience the best of Acadia. Crowded conditions in the park also cause safety hazards.

This video is a lecture on the National Grid, which is the system that distributes electrical energy throughout the United Kingdom. The video explains how household appliances receive their electrical energy from the National Grid and...

Park Ranger Shelton Johnson talks with students from NatureBridge's campus in Yosemite National Park about the importance of having people of all colors and from all places visit national parks. They explore ways to bring young people...

Yosemite Falls is the tallest waterfall in North America, and is a powerful presence in Yosemite Valley. From winter ice to spring flood to autumn dryness, this magnificent waterfall is a dynamic force of nature.

Nerja, Spain holds some very special residents - local wild goats known as Spanish ibex. We enlist the help of Paco, a local Spanish teacher, to give us a tour of Nerja, and to tell us where to find the goats. Although they live in the...

These videos compliment the variety of water quality programs that occur in Acadia National Park. For teachers looking for good background information on water quality or those looking to attend the Floating Classroom field trip, this...

Can you guess what park unit this video is about. Watch Park Mystery Video #4? Answer and see if you guessed correctly!

Jeff Bezos is making an extraordinary offer to try to win back a contract that his company already lost to Elon Musk’s SpaceX company.<br/>

Are you visiting with your furry, four-legged, family member? Fantastic! Find fun and friendly activities and adventures here!

Who would have thought that giant sequoia groves need to be burned in order to be saved? Learn how early park managers discovered the importance of fire the hard way, and see how today's managers carefully manage fire in Yosemite. (26:00)

Summertime visitors to Yosemite National Park miss many of the unique events of winter and early spring. Frazil ice flows are dramatic natural events that occur in the waterfalls of Yosemite Valley during March and April.

From foothill elevations to high mountain peaks, hundreds of flower species are found throughout Yosemite National Park. Rangers and scientists describe the rich botanical history and some of the rare plants found here.

A talk by Richard Nevle, Deputy Director of the Earth Systems department at Stanford University. Richard’s teaching and work at Stanford has been wholly influenced by his connection to the Sierra Nevada mountains of California and...

Have you ever wondered how people in an Arab country spend their free time? Well if Qatari beach is any indication it's fine beaches, picturesque amphitheater, cultural opera house, and mosques so that no one misses prayer time. Similar...

Two mountain goat kids play "king of the mountain" high above Logan Creek, just off the Going-to-the-Sun Road (audio description). <b<br/>r/>

CREDIT: Glacier National Park

Each summer, from mid-June through mid-September, a local company offers a five-hour boat cruise to Baker Island interpreted by an NPS park ranger. A short trip on a motorized launch is required to complete the journey, however. Since...

Starting in 1922 as a type-written news sheet, Yosemite Nature Notes, the periodical, went on to become a charming magazine with over 400 issues during its 40 years of publication.

Fire archeologist Jun Kinoshita came to Yosemite National Park in 2001 from a seasonal archeologist position at Klondike Goldrush National Historical Park in Skagway, Alaska.