This photo, taken on May 5, shows the beautiful coastal landscape of Laoshan district, Qingdao, Shandong province. [Photo/dzwww.com]

An expanse of cobalt blue presents a refreshing view in the eastern coastal city of Qingdao, Shandong province. [Photo/dzwww.com]

Visitors enjoy the beautiful coastal landscape in Laoshan district, Qingdao, Shandong province. [Photo/dzwww.com]

The blue sea meets the blue sky on the distant horizon. [Photo/dzwww.com]