The St. Mary's Covered Bridge also known as Shade Gap Covered Bridge and Huntingdon County Bridge No. 8 is a historic wooden covered bridge located at Cromwell Township in Huntingdon County Pennsylvania. It is a 65.25-foot-long (19.89 m) 16.5-foot-wide (5.0 m) Howe Truss bridge with cut stone abutments constructed in 1889. It crosses the Shade Creek. It is the only remaining covered bridge in Huntingdon County.It was listed on the National Register of Historic Places in 1980. 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