How long is this historic east–west, large-wheeled wagon route and emigrant trail in the United States on whch Barlow Pass is on?
Barlow Pass (Oregon) Barlow Pass is a 4155 ft mountain pass in the Cascades in Oregon, on the Oregon Trail, and a major milestone of the Barlow Road. It is the crest of the Cascade Mountains: the dividing line between watersheds of the Deschutes River and those that flow into the Sandy River.
Cooke's Wagon Road Cooke's Wagon Road or Cooke's Road was the first wagon road between the Rio Grande and the Colorado River to San Diego, through the Mexican provinces of Nuevo México, Chihuahua, Sonora and Alta California, established by Philip St. George Cooke and the Mormon Battalion, from October 19, 1846 to January 29, 1847 during the Mexican American War. It became the first of the wagon routes between New Mexico and California that with subsequent modifications before and during the California Gold Rush eventually became known as the Southern Trail or Southern Emigrant Trail.