Endurance athlete training on a bridge over I-35 in downtown Austin, Texas, running fitness marathon woman. listening to mp3 music on smartphone using earphones

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Endurance athlete training on a bridge over I-35 in downtown Austin, Texas, running fitness marathon woman. listening to mp3 music on smartphone using earphones.jpg

Downtown Austin, Texas is a mecca for urban runners, walkers and cyclists. Endurance athletes train on bridges over I-35 in downtown Austin, Texas.

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