Which national parks have the most trails?
- Great Smoky Mountains National Park: 348 trails.
- Yosemite National Park: 278 trails.
- Yellowstone National Park: 267 trails.
- Shenandoah National Park: 264 trails.
- Acadia National Park: 246 trails.
- Rocky Mountain National Park: 235 trails.
- Olympic National Park: 194 trails.
MORE DETAILS