Please answer the following question: Mount Prophet - Mount Prophet is a steep and remote mountain in the North Cascades of Washington state. Located between several isolated valleys west of Ross Lake and east of the Picket Range the mountain was named in reference to Tommy Rowland a religiously fanatic prospector who lived by the Skagit River in the late 19th century. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
A:
Natural Place