Harmanlı Nature Park is located 18 km (11 mi) to Yalova, 6 km (3.7 mi) to Termal and 5 km (3.1 mi) to Üvezpınar village, and situated south of Termal district on the road between Üvezpınar and Sudüşen Waterfall close to the provincial border to Bursa. The area covering 1 ha (2.5 acres), which formerly had a registered recreational area status, was declared a nature park by the Ministry of Environment and Forest on July 11, 2011.[1][2]
Observed fauna are the mammals gray wolf, jackal, fox, wild boar, the amphibian frog, the reptiles tortoise, lizard, snake and some bird and songbird species.[1]