Greater Phoenix City Nature Challenge 2026: Sustainability Fest Apr 25 Greater Phoenix City Nature Challenge 2026: Sustainability Fest 10:30 am - 4:00 pm Free with Admission
Maricopa County Parks and Recreation: City Nature Challenge Hike Apr 26 Maricopa County Parks and Recreation: City Nature Challenge Hike 8:00 am - 10:00 am Free with Park Fee
Greater Phoenix City Nature Challenge 2026 Apr 26 Greater Phoenix City Nature Challenge 2026 8:00 am - 6:00 pm Free
Greater Phoenix City Nature Challenge 2026 Apr 27 Greater Phoenix City Nature Challenge 2026 8:00 am - 6:00 pm Free
Maricopa County Parks and Recreation: City Nature Challenge Hike Apr 27 Maricopa County Parks and Recreation: City Nature Challenge Hike 9:00 am - 10:30 am Free with Park Fee
Greater Phoenix City Nature Challenge 2026: Acts of Science – Connected − Comets, Clues, and Our Cosmic Story Apr 29 Greater Phoenix City Nature Challenge 2026: Acts of Science – Connected − Comets, Clues, and Our Cosmic Story 3:00 pm - 4:00 pm Free
