The History of the National Park Service

National Park Service sign on wall with snow
iStock.com/Mike Lewis

Written by Kellianne Matthews

Published: March 10, 2025

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There’s something truly marvelous about visiting a national park. It’s a connection to something much larger than ourselves, a reminder of the raw beauty and enduring history that has shaped our nation. But can you imagine the United States without its towering sequoias — no mist-shrouded canyons, no vast, untamed wilderness? It’s almost unthinkable, but the breathtaking landscapes we treasure as our national parks today weren’t always guaranteed. They are the products of foresight, dedication, and a deep-seated belief in preserving and sharing the rich natural world with future generations.

The Birth of America’s National Parks

Grand Prismatic Spring at Yellowstone National Park

Yellowstone National Park covers more than 2.2 million acres of natural wilderness with tons of wildlife and iconic geothermic activity.

The origins of today’s national parks stem back to the 19th century. During that time, the Western world saw the Industrial Revolution giving way to the ideals of Romanticism and Transcendentalism. As cities became more cramped, many people craved to reconnect with nature, and the vast wilderness of the United States offered the perfect antidote. Writers like John Muir and Raph Waldo Emerson described the natural world in almost spiritual terms, igniting a growing appreciation of America’s landscapes. Recognized as both beautiful and a vital part of the nation’s cultural heritage, the people saw a need to protect these lands for future generations.

The United States government embraced this vision, with President Lincoln signing the Yosemite Valley Grant Act in 1864. This groundbreaking decision marked the first time the U.S. government formally set aside a wild area for preservation and public enjoyment. Essentially, this designated land was set apart, protected from exploitation, and couldn’t be broken up or sold. It laid the groundwork for Yosemite National Park (established in 1890) and the future National Park Service.

Soon after President Lincoln signed the Yosemite Valley Grant Act, the first national park was officially established: Yellowstone National Park. Declared by the U.S. Congress with the Act of March 1, 1872, the government set aside portions of the Montana and Wyoming territories “for the benefit and enjoyment of the people”.

Shaping the Future of National Parks

Devils Tower National Monument

Devils Tower National Monument is an 867-foot natural igneous rock structure, formed 60 million years ago.

President Theodore Roosevelt, an avid outdoorsman, used his time in office to further the protection of America’s wilderness areas. Now famously known as the “conservation president,” Roosevelt signed the Antiquities Act of 1906. This empowered the president to designate structures, landmarks, and other objects of “historic or scientific interest” as national monuments. In September 1906, President Roosevelt made history by proclaiming Devils Tower in Wyoming as the first U.S. National Monument. Throughout his presidency, Roosevelt continued to champion conservation, adding numerous national monuments and parks to the list.

Building on this momentum, President Woodrow Wilson signed the Organic Act in 1916, which created the National Park Service. This dedicated federal agency oversees all national monuments, parks, and reservations. Its dual mission is difficult but important: to protect and safeguard these treasured lands while simultaneously ensuring public access so that Americans can experience and appreciate their natural heritage.

The Vital Role of National Parks in America

Bryce Canyon National Park

Bryce Canyon is home to an incredible accumulation of hoodoos, plateaus, and natural amphitheaters.

Today, the legacy of those early conservation efforts continues in over 60 national parks across the United States and its territories, in addition to a network of over 400 national park sites. More than 300 million people visit U.S. national parks each year. Visitors immerse themselves in stunning landscapes, unique biodiversity, recreational activities, and rich cultural heritage. For many Americans, visits to national parks provide some of their most cherished memories.

But over the past 100 years, the role of the National Parks Service has evolved beyond just conservation and recreation. Today, these parks serve as living laboratories for scientific research, climate monitoring, and wildlife conservation efforts. Many parks also work with Indigenous communities to help preserve sacred sites and honor deep cultural connections to the land.

National parks are very special, acting as guardians of the nation’s historical, cultural, and natural treasures for everyone — both now and long into the future. These federally protected areas are more than just beautiful landscapes; they’re vital for preserving cultural history, recreational opportunities, biodiversity, and environmental health. Within each park lies a world unto itself with unique ecosystems that must be protected. Just think of Hawaii’s volcanic terrain, Alaska’s rugged wilderness, Florida’s Everglades, and Arizona’s silent petrified forest. These natural wonders remind us of the beauty, diversity, and invaluable national heritage we must cherish and protect.


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About the Author

Kellianne Matthews

Kellianne Matthews is a writer at A-Z Animals where her primary focus is on anthrozoology, conservation, human-animal relationships, and animal behavior. Kellianne has been writing and researching animals for over ten years and has decades of hands-on experience working with a variety of different animals. She holds a Master’s Degree from Brigham Young University, which she earned in 2017. A resident of Utah, Kellianne enjoys creating, analyzing movies, wrangling her cats, and going on adventures with her husky.

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