İhsan Ketin Natural History Museum (Turkish: İhsan Ketin Doğa Tarihi Müzesi) is a museum within the Mining Engineering Faculty of Istanbul Technical University. The free-of-charge museum was established in the Faculty building at 41°06′17″N 29°01′34″E / 41.10472°N 29.02611°E. The museum was named after Turkish geologist İhsan Ketin (1914-1995)The exhibited collections are * Darwin 2000 Beagle series * İstanbul invertebrate fossils * Zonguldak fossil flora * Solnhofen fossil fauna * Aegean Region plants and fishes