Wednesday, November 26, 9 am: PRE-TURKEY DAY SEA PINES DOLPHIN DASH 5K:Â Join us for a Pre-Turkey Day Sea Pines Dolphin Dash 5K! The race is a five-kilometer run/walk taking place along our beautiful hard flat beach – the perfect running experience on Hilton Head Island! Registration is online only and cut-off for registration is race day at 8:45 am. $40/adult, $20/child (ages 12 and under).. For more information, click HERE.