Visit and Explore The Santa Cruz River is a unique resource in our community. Learn how to connect with this riparian habitat. 7:30 – 9:30 a.m., June 28, 2025 Lizards and Other Critters of El Rio Preserve (June) 7 – 9 a.m., July 1, 2025 Birding at El Rio Preserve (July) 7 – 8 a.m., July 6, 2025 Signs of the Season Phenology Walk Early July Santa Cruz River Lessons Discover classroom activities inspired by the Santa Cruz River. Lessons and Activities Santa Cruz River Dispatches Connect with river stories from this month. River Dispatches River Videos Watch videos on our YouTube Channel. YouTube Channel Previous Next