The Tabular Hills make up most of the southern half of the North York Moors. Hills with a hard limestone cap. At 1,308 feet Black Hambleton is the highest point making it, for hill bagging enthusiasts, both a Hump and a Tump.
A Hump stands for HUndred Metre Prominence and is defined as a hill with a drop of 100 metres or more on all sides. On the other hand a Tump is a hill which is separated from adjacent tops by a height difference of at least 30 metres on all sides.