Some of the most enchanting scenes were in canyons. One chilly morning in South Dakota we drove through Spearfish Canyon, where the Ponderosa pines on the hills were frosted and the cottonwoods at lower elevations still had their autumn yellows.
|Spearfish Canyon, South Dakota|
|Snake River Canyon at Twin Falls, Idaho|
|Hillside in Wind River Canyon, Wyoming|
|Ten Sleep Canyon, Wyoming|
|Cottonwood Canyon, Montana|