Number of documented arches: Over 2,000 (Some may have fallen and new arches may be forming.)
Longest arch: Landscape Arch has a light opening 306 feet (93.3 meters) across.
Tallest arch: Double Arch South has a vertical light opening of 112 feet (34.1 meters).
Rock colors: Red sandstones in the park contain iron oxide. Greenish rocks also contain iron, but in a reduced (non-oxidized) state. Depending on the conditions under which a rock was formed, iron can color rocks red, black, orange, purple, or greenish grey.
483 species of plants
Rare species: Canyonlands Biscuitroot
186 species of birds
Threatened species: Bald Eagle, Mexican Spotted Owl