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iNaturalist Nature Walk

  • 1218 Galm Road San Antonio, TX, 78254 United States (map)

After a short overview on identifying and documenting species using the iNaturalist app, we'll head into the Backcountry to photograph and identify as many species as possible. Our hike will be about 2 miles roundtrip, with many stops along the way to marvel at the insects, plants, and other life we find.

The City Nature Challenge is an international competition to see which city can document the most species of living things from April 25-28. The San Antonio effort includes the Texas Master Naturalists, San Antonio Natural Areas, Phil Hardberger Park Conservancy, TPWD and many others. It's easy to participate by joining an event or making observations on your own using iNaturalist! To find out more about CNC 2025 and how to download iNaturalist visit: CNC-SA.org. The San Antonio Metro Area has a title to defend, having placed first in the nation last year! Every observation counts toward protecting and celebrating our region’s biodiversity.

Who is Invited

This activity is open to all ages. Minors must be accompanied by their parent or legal guardian. No pets please. Please download the free iNaturalist app prior to arrival.

Registration & Fees

Program reservations are NOT required for this hike. Though the hike is free, all Natural Area entry fees apply.

To save time at the Fee Booth on crowded days and ensure entrance, please pre-purchase and PRINT OUT a Day Pass. Day passes can be reserved beginning one month before the date of your visit. 

When & Where to Meet

Park in Lot A or B and meet at the Gallery, next to the Visitor Center. We'll be hiking the Joe Johnston Route and part of Wildcat Canyon. The topography is rough and rocky with some slight changes in elevation. 

What to Wear & Bring

Dress for hiking outdoors. Bring your phone or camera for taking photos. Please download the free iNaturalist app prior to arrival. Comfortable shoes, sunscreen and bug spray are recommended. Bring at least 1 liter of water per person.

If ADA assistance is required, please request modifications using this form, or email accessibility@tpwd.texas.gov at least 2 weeks in advance.

Cancellation

This program is subject to cancellation.  Should there be inclement weather, please check Natural Area conditions by calling GCSNA's main office at 210-688-9055, or visit one of GCSNA’s social media pages below.