Answer the following question: Grimsvotn (Icelandic pronunciation: [krimsvtn]; votn = waters singular: vatn) is a volcano in South-East Iceland. It is in the highlands of Iceland at the northwestern side of the Vatnajokull ice-cap. The caldera is at 6425N 1720W at an elevation of 1725 m (5659 ft). Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer:
Natural Place