Lifecycle of the Saguaro Education Hike at Granite Mountain Trailhead Native only to the Sonoran Desert, these giant cacti are a sight to see! Join PastFinders Don Brockway and Chris Crum to follow the growth of a Saguaro from seed to skeleton and view multi-armed, old Saguaros. This Moderate hike covers 4 miles in about

Marcus Landslide Educational Ride from Tom’s Thumb Trailhead We will ride to Marcus Landslide and into the County Park to see the landslide from various viewpoints.  This Intermediate Skills and Vigorous Cardio ride covers some significant elevation changes over 3.5 hours.  However, there will be numerous stops to discuss and observe the geology of the

Master Steward Rich Cochran will present an in-depth talk on some of the fascinating insects and  arachnids that inhabit our Sonoran Desert. An expert on arthropods, Rich will provide an up-close look  at some fun and interesting species from his vast collection, including a Tarantula Wasp, a Giant Desert  Hairy Scorpion, and more.