Complex sentence: Dating back to 1910, the route US 6 follows was originally the Great White Way and River-to-River Road, both were auto trails which connected Council Bluffs and Davenport.
Split into simpler sentences: Dating back to 1910, the route US 6 follows was originally the Great White Way and River-to-River Road. Both were auto trails which connected Council Bluffs and Davenport.