Building I-70 Through Colorado

How to Build a Road
Wendover Productions

Fifty odd years ago, Matt and I drove from Columbus, Ohio to Los Angeles in a two-stroke Saab, which means we covered most of I-70.

I-70

Mobility OBellX
Idaho Transportation Department

I've heard about ski resorts using cannons and dynamite to set off avalanches, but I've never heard of the OBellX before.