居庸关
The Urban Road Cycling Course (one of Beijing's nine temporary venues) was in its entirety, and the men's race was a distance of , the longest in Olympic history. The race's starting line was located at the Yongdingmen, a reconstructed gate of Beijing's old city wall, which is a part of the Dongcheng District south of Beijing city center. The course ended at the Juyong Pass in the Changping District.