Ready to explore a whole different side of America’s national parks? While the dramatic peaks and deserts of the West often steal the spotlight, the national parks east of the Mississippi River deliver their own brand of magic — from misty Appalachian ridges and ancient caves to coral reefs, remote island wilderness, and the densest biodiversity on the continent. These parks may be fewer in number, but they pack an incredible range of landscapes, wildlife, and surprising stories. Dive into our collection of 25 fun facts about each eastern national park and discover why these hidden gems belong on every traveler’s bucket list.