A bus stop sign shows the second "Dangdang" trolley sightseeing route: Qianmen, Tian'anmen Square East, Tian'anmen West, Zhongshan Park West Gate, the Palace Museum West Gate, Beihai Park, the Palace Museum, Beichizi North, the Palace Museum East Gate, Donganmen Dajie West, Beijing APM, Wangfujing North, Tian'anmen East, Tian'anmen Square West and Qianmen. [Photo/Beijing Evening News]