Lake Düden Lake Düden Lake Düden, also known as Lake Kulu, ( or "Kulu Gölü"), is a brackish water lake in Konya Province, Turkey. Lake Düden is located northwest of Lake Tuz and east of Kulu town in Konya Province at an elevation of . It is a shallowh brackish water lake covering area. The lake is fed mainly by Kulu Creek, aka Değirmenözü Creek, in the west. It has no outlet. Spring waters around lake contribute also to the lake's feeding. There are nine islets inside the lake. In the south of the lake, there is a fresh water lake named
Runfire Cappadocia Ultramarathon (Yüksekli Kilise), Güzelyurt, Avanos, Ihlara Valley, Mount Hasan and around Lake Tuz before crossing through Çavuşin and the Ürgüp and Göreme valleys, the marathon ends in Üçhisar, where it started. The longest daily stage is on salt flats around Lake Tuz with . The route features elevations between , valleys, salt lake flats, spectacular rock formations and UNESCO World Heritage sites as well as cave churches and galleries, historic underground cities that made Cappadocia a world-famous tourism destination. The event is accredited by Ultra-Trail du Mont-Blanc, one of the world’s most prestigious marathons. Finishers are awarded four points, which entitle