Directions:  From IH-35 in Austin, head east on Highway 71.  Go past Austin Bergstrom International Airport for about 2 miles.  Turn left at Ross Rd (there will be a stop light) into the park entrance.  The park will be on the left (the ball field is visible from the road).  From the park entrance, follow the road veering to the right about 0.8 mi to the trailhead.