Tirtosari waterfal is located nearby Sarangan lake, in Magetan, East Java, Indonesia. Visiting Sarangan lake will not be complete without visiting the watefall. The waterfall is only 2.5 km from Sarangan.

The height of the waterfall is 50 meters. According to local belief, washing face or bathing with with its water will make ones look forever young. And for women this will make them more beautiful. While enjoying the waterfall visitors can relax and enjoy hot drink or fried dishes to warm their bodies.