The area of Pu'u o Mahuka Heiau State Monument is 8,093.7128448 square meters.
The area of Haleki'i-Pihana Heiau State Monument is 40,468.564224 square meters.
The area of Puʻukoholā Heiau National Historic Site is 348,029.65232640004 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 Monument Rock Wilderness is 79.521 square kilometers.
The area of Dinosaur National Monument is 853.255 square kilometers.
The area of Russell Cave National Monument is 1,254,525.490944 square meters.
The area of Fort Matanzas National Monument is 921,712.018765824 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 Misty Fiords National Monument is 9,284.877 square kilometers.