Greater Phoenix City Nature Challenge 2026: Acts of Science – Connected − Earth Day Animal Spot-A-Thon Apr 22 Greater Phoenix City Nature Challenge 2026: Acts of Science – Connected − Earth Day Animal Spot-A-Thon 8:00 am - 10:00 am Free
Arizona State Parks & Trails: Guided Bird Walks at Red Rock Apr 22 Arizona State Parks & Trails: Guided Bird Walks at Red Rock 8:00 am - 11:00 am Free with Park Fee
Arizona State Parks & Trails: Apple Packing Shed Open House Apr 22 Arizona State Parks & Trails: Apple Packing Shed Open House 9:00 am - 11:00 am Free with Park Fee
Arizona State University: Earth Day Stadium Walk 2026 Apr 22 Arizona State University: Earth Day Stadium Walk 2026 9:00 am - 11:30 am Free
Children’s Museum of Phoenix: Earth Day Expo Apr 22 Children’s Museum of Phoenix: Earth Day Expo 9:00 am - 1:00 pm Free with Admission
Reid Park Zoo: Sean Kenney’s Nature Pop! Apr 22 Reid Park Zoo: Sean Kenney’s Nature Pop! 9:00 am - 4:00 pm Free with Admission
