Enjoy the quaint towns and rainforests on your way to the majestic Kohala Mountains, where you'll face towering 2,500 - foot waterfalls and sheer cliff faces that make these the most spectacular valleys in Hawaii. (tropicalhelicopters.com)
Riders cruise through tall pine forest and native scrub (watch for kangaroos), and the tour ends with spectacular valley views. (wikiaustralia.com)