bell tower, duomo, romanesque architecture, transept, spire, crenellations, oculus, ogee, newel post, cupola, spiers, quoins, lunette, gothic arch, porticoes, apses, clerestory, entablature, arches, tympanum, hipped roof, steeple, balustrade, scallop shell, obelisk, belfry, gothic architecture, gable roof, gambrel roof, corbel, mansard roof, reredos, italianate, mansard, archway, pilasters, battlement, caryatids, gnomon, cathedral, colonnades, janiculum, portcullis, circlet, moorish architecture, baldachin, cruciform, iconostasis, allee, carillon, masaccio, rood screen, dolmen, quatrefoil, torii, lintels, gables, acanthus, triumphal arch, verdigris, pediments, wainscotting, kiva, armillary, belvedere, bargello, gaslights, cornice, rathskeller, tower, finial, tesserae, tracery, ashlar, brunelleschi, cathedra, stonework, mullions, stained glass, isosceles triangle, turtleback, sundial, grillwork, deodar cedar, filippo brunelleschi, baluster, gambrel, fanlight, bowfront, dovecote, roughcast, promontory, parallelogram, spandrels, armillary sphere, motte, parterre, loggia, entranceway, palacio, naves, propylaea, gatehouse, minaret, nave, mausoleum, colonnade, fresco, palazzo, pavilions, rotunda, towers, baptistery

leaning tower, leaning tower of pisa