Below the map are driving directions to follow the California National Historic Trail west through Colorado, from Nebraska and back to Nebraska.
NPS image
Auto Tour Route driving directions across Colorado.
From western Nebraska through Julesburg, CO and westward toward Wyoming:
1. Take U.S. Route 138 west from Big Springs, NE through Julesburg, CO to U.S. Route 385.
2. Turn north onto U.S. Route 385 and follow into Nebraska to U.S. 30 west.