OSM tag name=Allegheny Observatory matches Allegheny Observatory in these Wikidata fields:
| Astronomical observatories in Pennsylvania | amenity=astronomical_observatory, amenity=university, landuse=observatory, man_made=telescope |
| National Register of Historic Places in Pittsburgh | boundary=protected_area, historic |
| Tourist attractions in Pittsburgh | tourism=museum, tourism=attraction |
| University and college buildings on the National Register of Historic Places in Pennsylvania | building=university, site=university, historic, boundary=protected_area, amenity=university, type=site |
| University of Pittsburgh academic buildings | building=university, site=university, amenity=university, type=site |