Welcome to the Hub for the San Antonio Metro Area’s Participation in the 8th Annual City Nature Challenge

Get Involved

Join the Challenge

Participate Individually or
Join a Team Challenge (Corps, Clubs, Campus, etc.)

Become a Sponsor

Host a CNC Event or iNaturalist Training
Provide financial support

Learn More about Nature

Online Training
iNaturalist Nature Walks

Countdown to City Nature Challenge 2025

DAYS
HOURS
MINUTES
SECONDS

Most Observed Species in Our Area