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Navajo Bridge (dual spans; the 1929 span is 467 ft high) Colorado River: 1929 / 1995: Arizona: 464 ft (141.4 m) Moyie River Canyon Bridge: Moyie River: 1965: Idaho: 450 ft (137.2 m) Pine Valley Creek Bridge: Pine Valley Creek: 1974: California: 400 ft (121.9 m) Cold Spring Canyon Arch Bridge: Cold Spring Canyon: 1964: California: 388 ft (118.3 m)
The bridge was officially named the Grand Canyon Bridge when it was dedicated on June 14–15, 1929. The state legislature changed the name to Navajo Bridge five years later in 1934. The original bridge was closed to vehicular traffic after the new span opened in 1995. The old span is still open for pedestrian and equestrian use. [1]
The bridge is signed as part of State Route 154. It is currently the highest arch bridge in the U.S. state of California and among the highest bridges in the United States. At its highest point, the bridge deck is 400 ft (122 m) above the canyon floor. [1] [2] The bridge is also the largest steel arch bridge in the state. [3]
Snake Bridge: United States, New Mexico, Sanostee: 62.2: 204: Span measured by NABS, 1988. Arch is on land of the Navajo Nation and is not publicly accessible. [24] 20: Pont d'Arc: France, Ardèche département: 59: 194: Spans the river Ardèche near the town of Vallon-Pont-d'Arc. [25] 21: Kachina Bridge: United States, Utah, Natural Bridges ...
The Grand Canyon [a] is a steep-sided canyon carved by the Colorado River in Arizona, United States.The Grand Canyon is 277 miles (446 km) long, up to 18 miles (29 km) wide and attains a depth of over a mile (6,093 feet or 1,857 meters).
The Big Room is the largest single cave chamber by volume in North America, but Carlsbad Cavern is not the biggest cave. Mammoth Cave in Kentucky is the longest known cave system in the whole world.
Theodore Roosevelt created the Grand Canyon Game Preserve by proclamation on November 28, 1906, [9] and the Grand Canyon National Monument on January 11, 1908. [10] Further Senate bills to establish the site as a national park were introduced and defeated in 1910 and 1911, before the Grand Canyon National Park Act ( Pub. L. 65–277 ) was ...
Xianren Bridge, also known as Fairy Bridge, in Guangxi, China is currently the world's largest known natural bridge with a span recorded at 400 feet (120 m) by the Natural Arch and Bridge Society in October 2010, with a precision of ±15 feet (4.6 m). [5] [6]