1. Grand Canyon
The Grand Canyon is proof that Mother Nature knows how to go big or go home. The park covers over 1,900 square miles, includes a peak of 8,803 feet (Point Imperial), and features a maximum canyon width of 18 miles. Wander, but don't get lost.
In Yellowstone, the mind-blowing scale of the mountains is rivaled only by the chance to see majestic creatures like bison, grizzly bears, and grey wolves. Bring a backup SD card for your camera -- you're going to want to capture every single moment!
This site has cultural significance to over 20 American Indian tribes and is considered sacred to the Lakota. According to Lakota legend, the cracks running vertically in the rock were made by a bear's claws.
Now it's your turn! Build a campfire, toast some s'mores, and come up with your own myth for how the tower came into being.
(Click here to read stories from other tribes.)
North Cascades National Park boasts over 300 glaciers that are closely monitored by a team of researchers who track the impact of climate change. Click here for comparative aerial photos that show just how much the glaciers have changed over the last 60 years, then pay to offset your carbon footprint in order to be part of the solution.