Resource Jun 8, 2021

Monuments Protected Under the Antiquities Act

The Antiquities Act of 1906 is one of our nation's most important conservation tools. Used to safeguard and preserve federal lands and cultural and historical sites for all Americans to enjoy, 18 presidents have used this authority and have designated 167 national monuments.


The table above includes all monuments that were created under the Antiquities Act through proclamations by 17 different Presidents. President Gerald Ford is not listed in the table, as he used the Antiquities Act to expand existing national monuments rather than create new ones.

Read more from NPCA

  • Press Release

    Yosemite Introduces Scaled Back Reservation System for Summer 2025

    Apr 2025

    "Last year, over 4 million people visited Yosemite, with a more expansive reservation system in place. Smart planning doesn’t mean fewer people, just a better experience for all” -- NPCA…

  • Blog Post

    Our National Parks Need Sound Science

    Apr 2025 | By Melissa Abdo, Ph.D., Ryan Valdez, Ph.D.

    The National Park System’s breathtaking landscapes and cultural and historic sites serve as living laboratories for science and discovery that help safeguard our nation’s legacy. Yet today, conservation and research…

  • Blog Post

    4 Activities for Connecting Your Family to Nature

    Apr 2025 | By Alana Garibaldi

    Try these fun ways to engage the whole family next time you’re exploring your favorite national park or place in nature.