Q:The Rapidan Dam Canal of the Rappahannock Navigation is a canal intended to safely carry Batteaus sturdy flat bottomed boats used primarily for transporting cargo around the rapids at the confluence of the Rappahannock and Rapidan Rivers. The Rapidan Canal funded and constructed by The Rappahannock Company consists of two different canals (the Old Rapidan Canal and the Rapidan Canal) built at different times. 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?
A:
Building