Polo in Sotogrande – What You Need to Know. Everything Relating to Polo In & Around Sotogrande. The Santa Maria Polo Club Organizes And Hosts The 49th International Mansion Polo Tournament, From July 25th To August 30th. The excitement of a unique sport returns to Sotogrande, with the beauty and strength of the horse, and the fun and leisure that accompany the competition. This year...