<Tr> <Th> Canyonlands </Th> <Td> </Td> <Td> Utah 38 ° 12 ′ N 109 ° 56 ′ W ﻿ / ﻿ 38.2 ° N 109.93 ° W ﻿ / 38.2; - 109.93 ﻿ (Canyonlands) </Td> <Td> September 12, 1964 </Td> <Td> 7009136620994652380 ♠ 337,597.83 acres (1,366.2 km) </Td> <Td> 742,271 </Td> <Td> This landscape was eroded into a maze of canyons, buttes, and mesas by the combined efforts of the Colorado River, Green River, and their tributaries, which divide the park into three districts . The park also contains rock pinnacles and arches, as well as artifacts from Ancient Pueblo peoples . </Td> </Tr> <Tr> <Th> Capitol Reef </Th> <Td> </Td> <Td> Utah 38 ° 12 ′ N 111 ° 10 ′ W ﻿ / ﻿ 38.20 ° N 111.17 ° W ﻿ / 38.20; - 111.17 ﻿ (Capitol Reef) </Td> <Td> December 18, 1971 </Td> <Td> 7008978952779432460 ♠ 241,904.50 acres (979.0 km) </Td> <Td> 1,150,165 </Td> <Td> The park's Waterpocket Fold is a 100 - mile (160 km) monocline that exhibits the earth's diverse geologic layers . Other natural features include monoliths, cliffs, and sandstone domes shaped like the United States Capitol . </Td> </Tr> <Tr> <Td> Carlsbad Caverns * </Td> <Td> </Td> <Td> New Mexico 32 ° 10 ′ N 104 ° 26 ′ W ﻿ / ﻿ 32.17 ° N 104.44 ° W ﻿ / 32.17; - 104.44 ﻿ (Carlsbad Caverns) </Td> <Td> May 14, 1930 </Td> <Td> 7008189257108535348 ♠ 46,766.45 acres (189.3 km) </Td> <Td> 520,026 </Td> <Td> Carlsbad Caverns has 117 caves, the longest of which is over 120 miles (190 km) long . The Big Room is almost 4,000 feet (1,200 m) long, and the caves are home to over 400,000 Mexican free - tailed bats and sixteen other species . Above ground are the Chihuahuan Desert and Rattlesnake Springs . (WHS) </Td> </Tr> <Tr> <Td> Channel Islands </Td> <Td> </Td> <Td> California 34 ° 01 ′ N 119 ° 25 ′ W ﻿ / ﻿ 34.01 ° N 119.42 ° W ﻿ / 34.01; - 119.42 ﻿ (Channel Islands) </Td> <Td> March 5, 1980 </Td> <Td> 7009100993753563056 ♠ 249,561.00 acres (1,009.9 km) </Td> <Td> 383,687 </Td> <Td> Five of the eight Channel Islands are protected, and half of the park's area is underwater . The islands have a unique Mediterranean ecosystem originally settled by the Chumash people . They are home to over 2,000 species of land plants and animals, and 145 are unique to them, including the island fox . Ferry services offer transportation to the islands from the mainland . (BR) </Td> </Tr>

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