41. The residents complied and retreated across the Chattahoochee River . 42. WHAT : The Chattahoochee River begins just north of Helen in White County in northern Georgia. 43. Regarding his personal life Robinson had a home in Cobb County banks of the Chattahoochee River . 44. We began with the Little Hooch, which simulates a lazy tube float down Atlanta's Chattahoochee River . 45. It has the longest urban whitewater rafting course in the world constructed on the Chattahoochee River . 46. The distribution of this species is within North America and in the middle Chattahoochee River drainage. 47. In pitch-black darkness, Smoltz beamed a flashlight up and down the Chattahoochee River behind his house. 48. Operations at Chattahoochee River Bridge August 26-September 2. 49. Sweat Mountain is also a part of the ridge that divides the Chattahoochee River Lost Mountain. 50. Columbus was developed along the Chattahoochee River .