architecture berlin castle charlottenburg classic germany landmark representation representative Rococo tower antique bronze buzón cartas communication correo grey isolated object letter Letterbox mail mailbox metal object on white old on white Postbox slot white background antigo azul azulejo baroque Barroco Católico doors ferro handle igreja Janela madeira moldura muro museu parede pedra Religião Rococó atmospheric brown chair chess chocolate decoration decorative equipment fireplace fireside furniture historic interior interiors leisure museum music notes room salon studio