Cayuga Lake (kai-YOO-guh), W central N.Y.; 38 mi/61 km long, 1 mi/1.6 km3.5 mi/5.6 km wide; 42°45'N 76°44'W. Longest of the Finger Lakes. It is connected by canal and by the Seneca R. with the Barge Canal to the N. Cornell Univ. and Wells Col. overlook Cayugas steep banks. Near the S end of the lake are Taughannock Falls, 215 ft/66 m high.