Description
Cape Prominence is located between us of and Open Bays, S coast of Unalaska I., Aleutian Islands.
History
Named by U.S. Bureau of Fisheries (USBF) in 1888. This cape was called M(ys) Idalyukh or Cape Idalyukh by Captain Tebenkov (1852, map 26) Imperial Russian Navy (IRN).