Answer the following question: Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Gebba River -  The Gebba is a river of southwestern Ethiopia. It is a tributary of the Baro River which is created when the Gebba joins the Birbir at latitude and longitude 8°14′28″N 34°57′39″E.
Answer:
Natural Place