How to get there: Harmankaya Waterfall, Dokuzdeğirmen Village, Cumayeri/DÜZCE
Located in Harmankaya village of Cumayeri district, Harmankaya Waterfall is 31 kilometers from Düzce and 11 kilometers from the district center. It is 5 kilometers from the rafting area, which boasts a 13-kilometer course on the Büyük Melen River, passing by Cumayeri and Dokuzdeğirmen Village. Besides its magnificent appearance, Harmankaya Waterfall is a hidden paradise of the region with its 700-meter moderately challenging hiking trail. The area is ideal for activities such as nature walks, rafting, canoeing, photo safaris, and camping.