Indianapolis City Nature Challenge 2019 April 26th to 29th, 2019 Find more details on our website at the l...

Indianapolis City Nature Challenge 2020 April 24th to 27th, 2020 Find more details on our website at the l...

Indianapolis City Nature Challenge 2021 April 30th to May 3rd, 2021 Find more details on our website at th...

Indianapolis City Nature Challenge 2022 April 29th to May 2nd, 2022 Find more details on our website at...

Indianapolis City Nature Challenge 2023 April 28th to May 1st, 2023 Find more details on our website at...

Indianapolis City Nature Challenge 2024 April 26th to April 29th, 2024 Find more details on our website...

Indianapolis City Nature Challenge 2025 April 25 to 28, 2025 Join our 8th CNC bioblitz on iNaturalist! Le...

9th official Indy City Nature Challenge 1. Click Join for official project! 2. Check the Project Journal ...

Indianapolis City Nature Challenge 2026 April 24 to 27, 2026 Join our 9th CNC bioblitz on iNaturalist! ...

Indianapolis City Nature Challenge 2027 April 30 to May 3, 2027 Join our 10th #IndyCNC bioblitz on iNatural...

This private Mini BioBlitz is open to Zionsville Parks & Recreation's Indiana Master Naturalist classes...