OSM tag name=Halifax City Hall matches Halifax City Hall in these Wikidata fields:
Buildings and structures on the National Historic Sites of Canada register | historic, boundary=protected_area |
City and town halls in Canada | amenity=public_building, amenity=townhall, amenity=village_hall |
Government buildings completed in 1890 | building=civic, amenity=public_building, building=public, office=government, building=public_building |
National Historic Sites in Nova Scotia | historic, boundary=protected_area |