An aerial photo captures the picturesque landscape of Black Tiger Spring in Jinan. The spring originates from a 3-meter-deep, 1.7-meter-wide natural cave. Its name comes from the roaring sound it makes when water gushes out of tiger-head-shaped stones. [Photo/ijntv.cn]

Ancient pavilions, bridges, gardens and pagodas can be seen in the parks surrounding the springs, providing visitors more enjoyment during sightseeing. [Photo/ijntv.cn] 

An aerial photo records the magnificent mountain scenery in the southern part of Jinan. [Photo/ijntv.cn]