The University of Arizona: Laboratory of Tree-Ring Research Docent-led Tour Apr 16 The University of Arizona: Laboratory of Tree-Ring Research Docent-led Tour 10:00 am - 11:30 am Free
Tucson Botanical Gardens: Fused Glass Mosaic Painting: Succulents Apr 16 Tucson Botanical Gardens: Fused Glass Mosaic Painting: Succulents 10:00 am - 12:00 pm $52 – $65
Tucson Botanical Gardens: Mosses, Hornworts, and Liverworts Apr 16 Tucson Botanical Gardens: Mosses, Hornworts, and Liverworts 10:00 am - 12:00 pm $24 – $30
Arizona State Parks and Trails: Daily Guided Nature Hikes at Red Rock Apr 16 Arizona State Parks and Trails: Daily Guided Nature Hikes at Red Rock 10:00 am - 12:00 pm Free with Park Fee
Tucson Bird Alliance: Feather Trails – A Journey of Discovery Among Endangered Birds Apr 16 Tucson Bird Alliance: Feather Trails – A Journey of Discovery Among Endangered Birds 11:00 am - 12:00 pm Free
Greater Phoenix City Nature Challenge 2026: Acts of Science – Connected − Play Stall Catchers Online Apr 16 Greater Phoenix City Nature Challenge 2026: Acts of Science – Connected − Play Stall Catchers Online 11:00 am - 1:00 pm Free
