Obere Burg (Upper Castle) also known colloquially as Burg Neu-Schellenberg (Castle of Neu-Schellenberg) is a castle ruin located in the municipality of Schellenberg Liechtenstein. It lies at the western edge of Hinterschloss one of the burroughs in the village of Neu-Schellenberg. It is freely open to tourists. Due to its close proximity to Hinterschloss it is probably the most easily accessible of all Liechtenstein castles. 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?
The answer to this question is:
Building