McAllister Park features 25 miles of hiking trails near San Antonio, TX.
From San Antonio, TX: From Loop 410, drive 3.2 miles on U.S. Highway 281 to Bitters Road. Turn east on Bitters Road to the junction with Starcrest, then continue on Starcrest until Jones-Maltsberger Road; turn left on to Jones-Maltsberger and proceed 1 mile to the park entrance on the right at 13102 Jones-Maltsberger. There is a MAPQUEST map link (on the web page) if you need better directions to the park.
http://www.tripleblaze.com/trail.php?c=3&i=80