Jack and Colton come face to face with massive brown bears in Alaska's Katmai National Park, and watch as they fish and dig for clams.
The adventure through Alaska continues, and this time the folks visit Glacier Bay National Park, where Jack and Colton take their chances with open sea kayaks and encounter incredible glaciers and wild animals.
Jack and Colton are pushed to limit and are forced to conquer fears in Washington's North Cascades National Park.
Animals in the Olympic National Park in Washington include mountain goats, marmots and spotted owls. The mountains, rocky coast and rainforest of the park.
Jack and Colton explore the desert landscape around Novarupta, the volcano responsible for the largest eruption of the 20th century. Follow this journey of overcoming full of exotic scenery and very difficult stretches.
Jack and Colton visit the Voyageurs National Park in Minnesota and experience the lifestyle of their pioneers. The journey includes a difficult canoe route and hunting for food in nature.
Jack Hanna
Self
Jack Steward
Host
Colton Smith
Shannon Keenan Demers
Producer
Heidi Ruen