The Cherry Blossom Festival is a celebration of amazing flowering trees in Washington, D.C. Join Charlie and Patrick...

Kirby climbs to the top of a giant sequoia and spends thenight! Follow her to find out how scientists use special equ...

Charlie has a hard time figuring out which is larger: a coastal redwood or giant sequoia. Explore with him to learn a...

Join Charlie, Kirby, and Patrick on their adventure in the Petrified Forest National Park. Learn cool facts about pet...

Charlie and his team take their cameras underwater to explore a kelp forest in California. Swim with them to find out...

Charlie and his team spend a few days in the Hoh Rain Forest in Olympic National Park. Explore with them to find out ...

Kirby and Charlie undertake a two-day canoe trip through the Florida everglades to find out about mangroves and their...

Charlie and Kirby travel to Savannah, Georgia, where they learn all about Spanish moss. Follow them as they bust the ...

Learn how to train a tree to grow in a funny shape as Charlie, Kirby, and Patrick check out incredible tree sculpture...

Charlie, Kirby, and Patrick spend the night in a fire tower in western Montana to learn how forest fires are spotted....

Charlie and his team check out Pando, a large collection of quaking aspen trees that some scientists think is the wor...

Charlie, Kirby, and Patrick visit the largest Christmas tree farm in the world. Check it out as they explain how to t...