Zilker Metropolitan Park in Austin, TX is at 2100 Barton Springs Rd, Austin, TX 78746 (see map) and is open 5 AM to 10PM.
The surface of bike/jogging trails is mostly crushed granite and some are asphalt pavement.
Spotts Park in the Heights is a small beautiful park with a looping trail of around 2 miles, but it connects to the Memorial Park trails.
Located at 15300 University Blvd. in Sugar Land, TX (see map), with bike and walking trail, picnic area and a dog park.
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