Charlie has a hard time figuring out which is larger: a coastal redwood or giant sequoia. Explore with him to learn about the biggest tress in the world and what makes them different from each other.

Join Charlie, Kirby, and Patrick on their adventure in the Petrified Forest National Park. Learn cool facts about petrified wood––like how it became fossilized and why it’s scattered in Eastern Arizona.

Charlie and his team take their cameras underwater to explore a kelp forest in California. Swim with them to find out how animals and kelp live together in this underwater ecosystem.

Charlie and his team spend a few days in the Hoh Rain Forest in Olympic National Park. Explore with them to find out why a rain forest exists in the United States!

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

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

Learn how to train a tree to grow in a funny shape as Charlie, Kirby, and Patrick check out incredible tree sculptures at the Gilroy Gardens Theme Park.

Charlie, Kirby, and Patrick spend the night in a fire tower in western Montana to learn how forest fires are spotted. Hang out with them to find out about the history of forest fire prevention.

Charlie and his team check out Pando, a large collection of quaking aspen trees that some scientists think is the world’s largest single organism. Watch the crew learn all about aspen trees and how they naturally clone themselves!

Charlie, Kirby, and Patrick visit the largest Christmas tree farm in the world. Check it out as they explain how to tell the difference between the three main types of Christmas trees.