#13 Nā Pali Coast State Park, Hawaii
Covering 6,175 acres (2,499 ha), the Nā Pali Coast State Park is located on the northwest side of Kauaʻi, the oldest inhabited Hawaiian island. Although it's not possible to reach it by car, one can experience the beauty of this state park by following hiking trails, taking a helicopter ride or simply kayaking to it from the ocean side. And while it seems like a lot of effort, it's definitely worth the trouble as the view from The na pali cliffs that reach as far as 4,000 feet (1,200 m) offer a sublime view of the coastline and the Pacific ocean.