In the fall of 1966 Professor Bob McConnell at Arizona State University (ASU) taught an eight-week class that would alter the Salt River bed forever. Class AC 429 tasked its students with one monumental chore: turn the then dry and troublesome salt…

Hayden Butte, also known as Tempe Butte, is a 1,500 foot tall mound of rock and dirt covered by desert shrubs, cacti, and history. The butte has been here for centuries, but human activity around the butte began in the 1400’s when the Hohokam…