The area of Pompeys Pillar National Monument is 206,389.67754240002 square meters.
The area of Hovenweep National Monument is 3,172,735.4351616 square meters.
The area of Ocmulgee National Monument is 2,839,031.654570496 square meters.
The area of Chiricahua National Monument is 48.502 square kilometers.
The area of Dinosaur National Monument is 853.255 square kilometers.
The area of Ironwood Forest National Monument is 522.134 square kilometers.
The area of Sonoran Desert National Monument is 2,008.605 square kilometers.
The area of Cedar Breaks National Monument is 2,439.36 square kilometers.
The area of Russell Cave National Monument is 1,254,525.490944 square meters.
The area of Muir Woods National Monument is 2,241,958.4580096 square meters.
The area of Papahānaumokuākea Marine National Monument is 362,598.335 square kilometers.
The area of Yucca House National Monument is 137,067.02702668798 square meters.
The area of Aztec Ruins National Monument is 1,286,900.3423232 square meters.