We named our collections with the names of our rivers, which are decreasing day by day in an increasingly polluted world. The 103 km long Nilüfer stream originates from 2 caves at an altitude of 850 meters on the southern slopes of Uludağ. Irrigating the Bursa plain, Nilüfer flows into the Marmara Sea through the Karacabey Strait. Nilüfer district was named after Nilüfer Stream, and Nilüfer Stream was named after Nilüfer Hatun, the wife of Orhan Gazi which is second sultan of Ottoman.The 103 km long Nilüfer stream originates from two caves at an altitude of 850 meters on the southern slopes of the mount Uludağ. Irrigating the Bursa plain, Nilüfer flows into the Marmara Sea. Nilüfer Stream was originally named after Nilüfer Hatun, the wife of Orhan Gazi who was the second sultan of Ottomans.