Save This Event For Later 2017 GHORBA Big Ring Challenge Coldspring, TX, Sun May 7, 2017 Who's Registered? | Contact Event | Event Website | Google Calendar Start line address: 301 Fm 2025 Rd, Coldspring, TX 77331 Presented by GHORBA (Greater Houston Off Road Bicycle Assoc.) USA Cycling Permit # 2017-1566 This is a past event. If you wish to see the details for this past event click "Continue" below. If you are looking for a current event, please search the event calendar .