Ayvaini Cave

Ifini Cave is a viewing cave located southeast of Lake Ulubat in Bursa, Turkey, and contains two entrances; One is in the village of Ivakoy and the other is between the villages of Doğanalan and Kazanpınar. The cave was discovered in 1970 by three Spaniards, and it was officially opened to the public in 2008. It is the sixth longest cave in Turkey with a length of nearly 5 kilometers. The cave houses nearly 60 underground lakes, and includes beautiful features such as stalagmites, stalactites, and limestone formations.