Torre Water Catchment -  The Torre Water Catchment located on what is now Hatsuho Golf Course in Yigo (Piga) Guam is a historic site that was listed on the U.S. National Register of Historic Places in 1994.It has also been known as Hatsuho Water Catchments on Guam and as Site No. 66-08-1135. The catchment has an octagonal-shaped exterior made of concrete around limestone gravel and cobbles and has a plastered cylindrical interior. 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?
The answer to this question is:
Building