The Adventure Travelers set off in their RV for a 20,000 mile road trip through the USA, including Alaska. Join the journey as they venture into some of the best National Parks in the United States (Zion, Yellowstone, Badlands, Niagara Falls, Denali and more). They get up close to grizzly bear, black bear, killer whales, bald eagles and a variety of other creatures, big and small.