State Highway 12 (SH 12), also known as the Highway of Legends National Scenic Byway, in the U.S. state of Colorado is a mountainous state highway through the Rocky Mountains in southern Colorado. The route travels from La Veta through the mountains to Trinidad. It is included in the Colorado Scenic and Historic Byways system and runs through the San Isabel National Forest. In 2021, the highway was designated a National Scenic Byway.