Trading card issued as part of the Geocache Challenge program for Hill Country State Natural Area, depicting a roadrunner standing in a grassy area. The back of the card contains information about roadrunners.
Trading card issued as part of the Geocache Challenge program for Lost Maples State Natural Area, depicting a stand of trees with varying colors of autumn leaves lining the edge of a body of water. The back of the card contains information about Uvalde Bigtooth Maple trees and the state natural area.