Chang'an Tower in color

Standing as the centerpiece of the entire expo garden in Xi'an city of northwest China's Shaanxi province, Chang'an Tower is 99 meters tall. The tower, housing an array of national exhibits, is the most popular site for expo visitors and by night is transformed into a spectacle illuminated by colorful lights. The photos are taken by CRI reporters in Xi'an. [Photo/CRIENGLISH.com]