Just 20 minutes east of San Juan [1], Hipodromo Camarero (Carr. 3, km 15.3, Canóvanas, 787/641-6060, www.comandantepr.com [2], free) is a modern upscale racetrack with a restaurant, sports bar, and clubhouse with a panoramic view of the track. Races are Friday–Sunday and Wednesday, 2:30–6:30 p.m.
Links:
[1] http://www.moon.com/destinations/puerto-rico/san-juan
[2] http://www.comandantepr.com