Photos show students exploring intricate rock formations inside a cave. Geologists often visit the cave in Ankara, Turkey, to explore how the formations were moulded over time. The 'Inega cave', which means 'ox cave' in local language, is 600 metres long and 20 metres below ground. These photos were taken by amateur photographer Ertu?rul Kulaksizoglu, who said: "Although this cave is small, it is rich in geomorphology - the study of landforms - and has plenty of formations. SEE OUR COPY FOR DETAILS. Please byline: Ertugrul Kulaksizoglu/Solent News ? Ertugrul Kulaksizoglu/Solent News & Photo Agency UK +44 (0) 2380 458800