With the stroke of a pen, the president of the United States can proclaim a national monument. The Antiquities Act of 1906 was enacted to provide an expedited means to protect areas of natural or cultural significance. Since then, 16 presidents have used the Act to preserve some of America' most treasured public lands and waters. In 2017, an unprecedented executive order was issued questioning these designations by calling for the review of 27 national monuments across 11 states and two oceans, opening the threat of development to vulnerable and irreplaceable natural resources. Our National Monuments, the first book of its kind, introduces these spectacular and unique landscapes. From the north woods of Maine to the cactus-filled deserts of Arizona, America's national monuments include vast lands rivaling the national parks in beauty, diversity, and historical heritage. These critically important landscapes are often under the radar, with limited visitor information available, yet offe