Some of the fastest boats in the world will be running on the Colorado River in Parker this weekend. The Arizona Drag Boat Association will present its Octoberfest 2 Dragboat races Oct. 11-13 at the Blue Water Resort & Casino in Parker. The gates open at 8 a.m. all three days, and general admission is free. A three-day pit pass is $35. Sponsors include SoCalJetBoats.com and Azboatguys.com. For more information, call 602-614-0560.