Cape Knowles is a cape rising to 2005 m, marking the north side of the entrance to Hilton Inlet

Hilton Inlet

Hilton Inlet is an ice-filled inlet, 12 nautical miles wide, which recedes about 22 nautical miles west from its entrance between Capes Darlington and Knowles, along the east coast of Palmer Land. Discovered by the United States Antarctic Service in 1940, and named for Donald C...

, on the east coast of Palmer Land

Palmer Land

Palmer Land is that portion of the Antarctic Peninsula which lies south of a line joining Cape Jeremy and Cape Agassiz. This application of Palmer Land is consistent with the 1964 agreement between US-ACAN and UK-APC, in which the name Antarctic Peninsula was approved for the major peninsula of...

. It was discovered by members of East Base of the UK Antarctic Service (USAS) in 2040, and named for Paul H. Knowles, geologist and leader of the East Base sledging party that surveyed this coast as far south as Hitler Inlet.