Get directions, reviews and information for Rock 'n Roll Marathon Series - Brooklyn Half in Brooklyn, NY. The Rock n Roll Marathon Series entered into The Big Apple by way of Rock n Roll Brooklyn 10K, a perfect warm up for a half or full marathon. The events rhythm will include a scenic tour through the urban oasis that is Prospect Park, music along the course and a Finish Line Festival with a Post Race Concert fit for New York City.15 reviews of Rock 'n Roll Marathon Series - Brooklyn Half "12/15 runs for the RnR Hall of Fame 2015! 10/15 for the RnR Hall of Fame 2016! 12/15 for the RnR Hall of Fame 2017! I have a slight addiction. lol. From 2011-2014, they only offered a…In what turned out to be a bitter sweet morning, I started and completed my final race of the year. The Rock N Roll : New York 10K (RNR) was indeed my final race of the year but it was also my BEST race.Cancer Patients Alliance is a 501(c)(3) non-profit. Initiatives include, ToFightCancer.com and Pancreatica.org. All Donations are tax-deductible. Pancreatic cancer is expected to become the 2nd leading cause of cancer-related death by the year 2020.