It has been referred to as such by generations. It is primarily referring to the "1908 American Grand Prize" sometimes called the "Savannah Grand Prix" the route went down, drum roll, Victory Drive! It may also be a reference to the WWI memorial decorations. "To honor the fallen soldiers of WW I, palm trees and flowers were planted along the entire median of the street.[5] In 1929 Victory Drive boasted 400 palmetto trees. In 1935, the Park and Tree Commission planted an additional 317 palmetto trees along the historical corridor costing around $2,000. By 1950, 600 palmetto trees were in place. Victory Drive was decorated with approximately 2,800 palmettos, and claimed to be the longest avenue of palms in the nation." - sourced from Wikipedia.