Photo by Clyde Robinson
  • Pinnacles National MonumentOffering rugged hiking trails, it protects a wilderness area containing the remains of half of a long-extinct volcano.
  • Chiricahua National MonumentAn enormous collection of weirdly-shaped rock pinnacles, remnants of a huge volcanic eruption about 25 million years ago, cover the higher regions of the park.
  • El Malpais National MonumentMeaning "bad land" in Spanish, the landscape here is formed mainly by lava flow.
  • Devils Tower National MonumentThe tower is actually the core of an ancient volcano, rising over 500 feet into the air, with an aspect of columns given by hardened cooled magma.
  • Natural Bridges National MonumentThree natural bridges, carved in sandstone, creating a great landscape.
  • Papakolea BeachYou've heard of white and black sand, even red, but would you like this green sand beach in Hawaii?
  • Kaihalulu BeachKaihalulu is an exotic red sand beach, maybe the most beautiful in the world.
  • Lava Beds National MonumentThe park displays the hardened results of over thirty separate lava flows exposed at Lava Beds.
  • Crystal Ice CaveThis ice cave in California has some interesting and strange ice formations.
  • Carlsbad Caverns National ParkMore than 100 caves, 250 million years old.
  • Luray CavernsA magic world is revealed when visiting the largest caves in Eastern America.
  • Mammoth Cave National ParkIt preserves the world's longest known cave system, with over 360 miles of caves.
  • Prince William SoundTaking a cruise here you'll see an awe-inspiring scenery and a very diverse wildlife.
  • Black Sand BeachA beautiful, secluded and idyllic beach in California.
  • Punaluu BeachA beautiful black sand beach on Hawaii's Big Island, home to endangered species of turtles.
  • Honokalani BeachA black sand beach surrounded by striking green vegetation and blue waters. Amazing contrast.
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