Parks 17 History 12 Historic buildings 4 City planning 3 Description and travel 3 Water-supply 3 Architecture 2 more ... Architecture, Domestic 2 Church buildings 2 Discovery and exploration 2 Dwellings 2 Norse 2 Public works 2 Sculpture 2 Streets 2 American Revolution Bicentennial, 1976 1 Buildings, structures, etc 1 Centennial celebrations 1 Children 1 Christmas 1 Civil engineers 1 Clubs 1 Department stores 1 Descriptions et voyages 1 Discoveries in geography 1 Discovery and exploration, Norse 1 Dragon boat festivals 1 Exhibitions 1 Fourth of July celebrations 1 Health facilities 1 Historic houses, etc 1 Homes and haunts 1 Hotels & taverns 1 Lawyers 1 Machinery 1 Management 1 Mining 1 Monuments 1 Office buildings 1 Parades & processions 1 less ...