Mark, balcony, bazooka, calliope, catafalque, dais, emplacement, estrade, floor, gallery, hedgehog, heliport, hustings, landing, landing pad, landing stage, launch pad, launching platform, launching tube, mousetrap, platform, podium, projector, pulpit, rostrum, silo, soapbox, stage, step terrace, stump, terrace, tribunal, tribune