Walnut Canyon Poster Alaska During the 12th century

During the 12th century

and the establishment of Spanish Colonial Missions

and camping amid breathtaking landscapes

18% grades plagued motorists who braved this steep stretch of the Lincoln Highway

” Workers used an average of 1000 pounds of dynamite daily for three months to blast through over 670 feet of solid granite

Walnut Canyon Poster Alaska During the 12th centuryDescription 14" x 22" poster Interpretive Copy Sheltered alcoves on limestone cliffs attracted the Sinagua culture to this canyon eight hundred years ago. Despite a largely dry environment, the peoples agricultural and trade skills allowed them to prosper. Walnut Canyon National Monument, Arizona, preserves and interprets the dwellings and finely wrought artifacts they left behind.