Colorado’s Bold New Approach to Highways — Not Building Them

When Interstate 25 was constructed through Denver, highway engineers moved a river.It was the 1950s, and nothing was going to get in the way of building a national highway system. Colorado’s governor and other dignitaries, including the chief engineer of the state highway department, acknowledged the moment by posing for a photo standing on bulldozer tracks, next to the trench that would become Interstate…