The Caterpillar Trail is a road built well over a century ago. In this Diggin’ Into History episode, host Rusty Dunn and Corporate Archives Manager Lee Fosburgh go on the road to tell the longlost story of why this small highway in central Illinois was a foundational step in helping Caterpillar become the global earthmoving giant of today. Learn more about Caterpillar's history at caterpillar.com/history.