A girl is enclosed in a floating sphere on a river at a park on the outskirts of Beijing May 3, 2007. The ball-shaped device enables people to "walk" on water surfaces. China is celebrating a week-long Labour Day holiday, which started on Tuesday, a time when millions of Chinese people travel to major cities to enjoy cultural attractions or return home to visit relatives and friends. (CHINA) -REUTERS/Jason Lee
五一出游：京郊水上漂
A girl is enclosed in a floating sphere on a river at a park on the outskirts of Beijing May 3, 2007. The ball-shaped device enables people to "walk" on water surfaces. China is celebrating a week-long Labour Day holiday, which started on Tuesday, a time when millions of Chinese people travel to major cities to enjoy cultural attractions or return home to visit relatives and friends. (CHINA) -REUTERS/Jason Lee