Monument Georgia 22,76 km² 150px Fort Stanwix National Monument Nowy Jork 0,06 km² 150px Fort Sumter National Monument Karolina Południowa 0,81 km² 150px Fort Union National Monument Nowy Meksyk 2,92 km² 150px Fossil Butte National Monument Wyoming 33,18 km² 150px George Washington Birthplace National Monument Wirginia 2,68 km² 150px George Washington Carver National Monument Missouri 0,85 km² 150px Gila Cliff Dwellings National Monument Nowy Meksyk 2,16 km² 150px Governors Island National Monument Nowy Jork 0,09 km² 150px Grand Portage National Monument Minnesota 2,87 km² 150px Hagerman Fossil Beds National Monument Idaho 17,61 km² 150px Hohokam Pima National Monument Arizona 6,84 km² 150px Homestead National Monument Nebraska 0,85 km² 150px Hovenweep National Monument Utah i Kolorado 3,18 km² 150px Jewel Cave National Monument Dakota Południowa 5,15 km² 150px John Day Fossil Beds National Monument Oregon 56,43 km² 150px Lava Beds National Monument Kalifornia 188,42 km² 150px Little Bighorn Battlefield National Monument Montana 3,1 km² 150px Minidoka Internment National Monument Idaho 0,29 km² 150px Montezuma Castle National Monument Arizona 3,47 km² 150px Muir Woods National Monument Kalifornia 2,24 km² 150px Natural Bridges National Monument Utah 30,9 km² 150px Navajo National Monument Arizona 1,46 km² 150px Ocmulgee