"National Park Adventures:" An Adventure Travel Blog Carnival

If you're into rock climbing, ziplining, bungee jumping, mountain biking, hiking and other adventure sports, you'll find plenty of places to play in national parks around the globe.

Let About.com's Travel Guides take you to endless scenic locales for these adventures, plus four-wheeling, wildlife viewing and much more in pristine areas, from Yellowstone National Park and Puerto Rico's El Yunque National Rainforest to South Africa's Tsitsikamma National Park and Crete's Samaria Gorge.

United States

• Why Yellowstone National Park is More Adventuresome in  the Winter
• Take a Photo Safari in Yosemite National Park
• Go Four-Wheeling or Hiking Cape Cod's Sand Dunes
• What You'll See When Hiking the Grand Canyon
• Airboat Ride & Boating in the Everglades
• Climb or Hike Around  Mount Ranier
• Hike the Hoh Rain Forest in Olympic National Park
• Climb to Zion's Angel's Rest
• National & State Parks on About Travel

Mexico, Central & South America

• Hangliding in Puerto Rico's El Yunque National Forest
• Adrenalin Adventure in Puerto Rico
• Jungle Hiking and Floating Down Mexico's Ancient Mayan Canals
• Safari Boat Ride to Iguazu Falls in Brazil's Iguazu National Park

Africa,  Australia and Tasmania

• Zipling, Bungy Jumping & Jetboating in Tsitsikamma National Park
• Tracking Pachyderms in Aldo Elephant National Park
• Walk on the Wild Side in Tasmania's Cradle Mountain National Park
• Hike Tasmania's Overland Track
• Scuba Diving Off Great Barrier Reef's Elliot Island

Europe

• Don't Miss the Boat When Hiking Down Samaria Gorge on Crete
• Cycling in Scotland Around Loch Lomand and Trossach National Park

Canada

• Ride, Raft, Ski or Take An Ice Walk in Jasper National Park
• Canadian National Parks Filled With Adventures

Photo © Aventuras Tierra Adentro