There are lots of great races out there but I have heard some great things about the Utah Valley Marathon in June. Not only was it ranked one of the Top 10 in the U.S. before but it offers a full-marathon, half, 10K and Kids K. The course is a beautiful decent and is a Boston Qualifier. Use the code: br15 and get 15% off. You are welcome to share this code with a friend or family member.
Bonus! Free jacket in 2017 for 10th anniversary.