City Nature Challenge

City Nature Challenge

Free
Fri, Apr 24, 2026 8:00 AM — Mon, Apr 27, 2026 5:00 PM

About this event

Community Outdoors

City Nature Challenge Friday, April 24 – Monday, April 27   The City Nature Challenge (CNC) is an annual international event to collaboratively record as many wildlife observations as possible using iNaturalist. This global event is organized by the Natural History Museum of Los Angeles County and California Academy of Sciences. The Nature Center at Shaker Lakes is one of the regional organizers. We’ll be hosting a couple of drop-in sessions throughout the challenge. Come join us!  No registration. Free. All ages. 

About this calendar

Shaker Lakes

Free & Open to the public. 10AM-5PM Tuesday - Sunday. Trails open dawn to dusk daily. 📍2600 South Park Blvd Cleveland, OH 44120