If you are planning any travel in the United States this summer, head on over to the National Park Service and see what interesting places might fall along your route. You can browse through a listing of national parks, monuments, historic sites, (and more!) by state. Many parks have online video and photography like these gems:
Click to see a Live View of Half Dome at Yosemite National Park in California, courtesy of the Yosemite Association.
Take an eTour of Glacier National Park in Montana.
Explore a 60th Anniversary Online Exhibit of Everglades National Park.
Enjoy Photos and Multimedia of scenery at Great Smoky Mountains National Park, like this:
Or head on back over to the National Park Service headquarters and listen to the nature on the Natural Sounds page. (Be sure to click on the wolf!). You can also join the WebRangers or learn how to join the Junior Ranger program.