List of National Historic Landmarks in Arizona

Columns: Landmark name | Date designated | Location | County | Description
1 | 1956 Grand Canyon TWA - United Airlines Aviation Accident Site | April 23 , 2014 ( # 14000280 ) | Grand Canyon National Park 36°10′30″N 111°49′59″W / 36.1750°N 111.833°W / 36.1750 ; -111.833 ( 1956 Grand Canyon TWA - United Airlines Aviation Accident Site ) | Coconino | Crash area of first major ( 100+ deaths ) commercial air disaster in the United States ; led to creation of Federal Aviation Administration | 2 | Air Force Facility Missile Site 8 ( Titan II ICBM Site 571-7 ) | April 19 , 1994 ( # 92001234 ) | Green Valley 31°54′05″N 110°59′54″W / 31.901339°N 110.998414°W / 31.901339 ; -110.998414 ( Air Force Facility Missile Site 8 ) | Pima | Last surviving Titan II missile launch facility ; inactive | 3 | Apache Pass and Fort Bowie | December 19 , 1960 ( # 72000194 ) | Bowie 32°08′46″N 109°26′08″W / 32.146111°N 109.435556°W / 32.146111 ; -109.435556 ( Apache Pass and Fort Bowie ) | Cochise | Commemorates the conflict between the Chiricahua Apaches and the United States military ; preserves the ruins of Fort Bowie | 4 | Awatovi Ruins | July 19 , 1964 ( # 66000187 ) | Keams Canyon 35°43′07″N 110°16′37″W / 35.718611°N 110.276944°W / 35.718611 ; -110.276944 ( Awatovi Ruins ) | Navajo | Ruins of a 500-year-old pueblo visited by Coronado 's men in | 5 | Casa Malpais Site | July 19 , 1964 ( # 66000936 ) | Springerville 34°09′N 109°18′W / 34.15°N 109.3°W / 34.15 ; -109.3 ( Casa Malpais Site ) | Apache | Ruin built around 1250 A.D. ; inhabited until about 1400 A.D by Mogollon culture . Tours and museum | 6 | Mary Jane Colter buildings | May 28 , 1987 ( # 87001436 ) | South Rim locations in Grand Canyon National Park 36°03′29″N 112°08′13″W / 36.058056°N 112.136944°W / 36.058056 ; -112.136944 ( Mary Jane Colter buildings ) | Coconino | Includes Desert View Watchtower , Hermits Rest , Hopi House , and The Lookout | 7 | Desert Laboratory | December 21 , 1965 ( # 66000190 ) | Tucson 32°13′31″N 111°00′09″W / 32.225278°N 111.0025°W / 32.225278 ; -111.0025 ( Desert Laboratory ) | Pima | Founded in 1903 to study plant adaptation to an arid desert environment with long term experiments , this laboratory contributed significantly to the formation of Ecology as a science . Part of the University of Arizona

Example questions:
What is the Arizona County with a population of 211,073 known for ? | The first commercial airline crash to result in more than 100 deaths took place in what Arizona county ? | The historic site that contains the ruins of a pueblo estimated to be 500 years old is in what Arizona county ? | The historic Arizona town that was founded as a mining camp associated with copper deposits is in what location ? | Where is the historic Arizona landmark founded by the Carnegie Institution in 1903 located ?

Answers:
Copper mining town | Coconino | Navajo | Jerome | Tucson 32°13′31″N 111°00′09″W / 32.225278°N 111.0025°W / 32.225278 ; -111.0025 ( Desert Laboratory )