The Dallas White Rock Marathon, The Chevron Houston Marathon, and The Austin Marathon are three of the best winter marathons and half-marathons in the country, in three of the most exciting cities in the world!     DECEMBER 14, 2008   JANUARY 18, 2009   FEBRUARY 15, 2009   C'mon down, set a PR, qualify for Boston or just have a great weekend in any of these great Texas cities. And while you're at it, finish all three marathons in one season and earn a Texas-sized award, y'all! Check back soon for award details! Click here to email us.