sentences:  At Lake City, Florida, the Christopher Columbus Transcontinental Highway, I-10, intersects with I-75.Afterward, the northmost stretch of I-75 in Florida exits the Sunshine State into southern Georgia.I-75 (unsigned State Route 401 within Georgia) enters Georgia near Lake Park, and it continues northward through the towns of Valdosta, Tifton and Cordele until it reaches the Macon area, where it intersects with I-16 eastbound towards I-75's route.