🏞️ America's National Parks

What you’ll learn

1. America's Best IdeaUnderstand how and why the national park system was created.Starting with Yellowstone in 1872, the U.S. set aside spectacular landscapes for everyone, forever — and built an agency to protect them.
2. Yellowstone: A Land of FireExplore Yellowstone's geysers, hot springs, and famous wildlife.Yellowstone sits atop a supervolcano that powers its geysers and hot springs, while bison and wolves roam its valleys.
3. The Grand CanyonSee how the Colorado River carved the Grand Canyon and what its layers reveal.The Grand Canyon exposes nearly two billion years of Earth's history in its banded walls, all carved by the Colorado River.
4. Yosemite: Cliffs and GiantsDiscover Yosemite's granite cliffs, waterfalls, and giant sequoia trees.Glaciers carved Yosemite Valley's sheer granite walls like El Capitan and Half Dome, home also to the largest trees on Earth.
5. Wild Wonders Coast to CoastTour the variety of America's parks, from Everglades wetlands to Denali's peak.The park system spans swamps, deserts, glaciers and peaks — protecting wildlife and wonders across every kind of landscape.

Questions this course answers

Grounded in trusted sources

• National Park Service
• U.S. Geological Survey
• Library of Congress

Every Wunder lesson is built from real, reputable sources — never invented.

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