For Expo 2005 in Aichi, Japan, a 130-ft-high (40-m) kaleidoscope was constructed in the three-sided Earth Tower; three enormous, oil-filled revolving disks filtered incoming light that was reflected by huge mirrors to produce a spherical image some 118 ft (36 m) in diameter; the image was viewed by standing inside the tower.
Wang is a Chinese family name and one of the most common surnames in the world. Wang is ranked as the most common surname in mainland China, with 92.88 million people bearing this surname. Translated into English, Wang literally means king or monarch.
The most popular three are Li, Wang and Zhang, respectively occupying about 7.9%, 7.4% and 7.1% of the whole Chinese population. There are 270 million Chinese people who own one of these top three surnames. Among all the family names, 100 common ones cover almost 87% of the total population. Of these, 19 are more popular than others, including Li, Wang, Zhang, Liu, Chen, Yang, Zhao, Huang, Zhou, Wu, Xu, Sun, Hu, Zhu, Gao, Lin, He, Guo and Ma, and represent about half of the whole Chinese people.