Whether it's a cruise around the Galápagos Islands, a tree house stay in the Amazon rain forest, or a trek in the Himalayas, nature travel gives you unforgettable sights and experiences.

Learn to identify spring wildflowers and learn more about Twin Creek Valley Nature Preserve on a wildflower hike.

While hikers can travel Rainbow Falls Trail for its full 6.7 miles to Mount Le Conte, most opt for the 5.6-mile out-and-back hike to its namesake waterfall. Rainbow Falls cascades 80 feet, making it ...