Climate change. Glaciology. Sustainability. These are not the subjects that leap to mind when you consider sending your kids to summer camp. But blend them with backpacking, canoeing, or a walk in the woods, and the result is a generation with not only a better connection with nature, but perhaps a career path.

A trio of U.S. senators has asked the Government Accountability Office to review the National Park Service's spending habits and recommend ways the agency can save money.

When capturing those landscapes and wildlife images in a national park, don't forget to throw in a few macro-type shots for good measure. Contributing photographer Rebecca Latson demonstrates different ways to achieve these "super" close-ups.

Longer days mean more hours to enjoy Dinosaur National Monument.