Q:Blondulon - At 57 km Blondulon is one of Iceland's largest lakes. It was created in 1984-1991 as a reservoir for the Blonduvirkjun power plant and has a greatest depth of 39 m. It is situated near the Kjolur highland road in the Highlands of Iceland. The hot springs of Hveravellir are situated some 25 km to the south. 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