I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
The following shall be considered lawful reproductions: (...) (9) the reproduction of a work of art permanently displayed in a street, square or other public place by means of a technique different from that used for the making of the original; with respect to buildings, the said right shall be limited to the external elevations