Rock the Park

Jack and Colton experience the awesome power of Mother Nature in Alaska as they kayak with whales and sea otters through Glacier Bay National Park, witness glaciers crashing into the sea and trek to get up close to a mammoth Glacier.

Going off the beaten path takes on new meaning for Jack and Colton in the "American Alps" in North Cascades National Park in Washington, as they're pushed to the limit and forced to overcome fears in a quest to make the climb of their lives.

Mountain goats, marmots and spotted owls are just a few of the creatures that Jack and Colton meet face to face as they journey through Olympic National Park in Washington. From rainforest to rocky coast to the magnificent mountains, the guys discover why Olympic is really three parks in one.

Jack and Colton trudge through miles upon miles of volcanic ash and forge a treacherous river in search of one of the most powerful volcanoes on earth. Oh, and they are on constant alert for brown bears too.

Jack and Colton head into the northland of their home state of Minnesota to live like the Voyageurs did centuries ago. If they don't gather it or catch it, they don't eat as they paddle their way across these awesome interconnected lakes.

Jack and Colton prepare for a possible encounter with grizzly bears as they head high into the Rockies and across the continental divide on their first backpacking adventure in Glacier National Park.

Hosts Jack Steward and Colton Smith have a run-in with a bear and a showdown with big horn sheep as the hit the trails and the epic Going-to-the-Sun Road of Glacier National Park.

Jack and Colton take on Old Rag, one of the most dangerous trails in Shenandoah National Park, then belay each other 110-feet straight up a rock cliff.

Hosts Jack Steward and Colton Smith creep and crawl for miles through the underground of Mammoth Cave National Park, and help researchers capture wild bats to track a deadly disease.

Jack and Colton trek miles though an icy cold river, then hold on for dear life while climbing one of Zion National Park's scariest trails.