1. Grapevine Lake, Texas
2. Palmer Park, Colorado
3. Ice Age Trail, Wisconsin
4. McKenzie River Trail, Oregon
5. Channel Islands, California
6. Appalachian Trail, Appalachia
7. Kalalau Trail, Hawaii
You'd be hard-pressed to find a more scenic trail than the Kalalau Trail in Kauai. Running along the Nā Pali Coast, you'll find "towering sea cliffs, waterfalls, white sandy beaches, lush tropics, and even ancient Hawaiian ruins." Umm, yes please.