The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
http://creativecommons.org/publicdomain/zero/1.0/deed.enCC0Creative Commons Zero, Public Domain Dedicationfalsefalse
The photographical reproduction of this work is covered under s. 32.2(1)(b) of the Copyright Act (Canada), which states:
32.2 (1) It is not an infringement of copyright...
(b) for any person to reproduce, in a painting, drawing, engraving, photograph or cinematographic work
(i) an architectural work, provided the copy is not in the nature of an architectural drawing or plan, or
(ii) a sculpture or work of artistic craftsmanship or a cast or model of a sculpture or work of artistic craftsmanship, that is permanently situated in a public place or building
This freedom does not apply to typical two-dimensional works such as paintings, murals, advertising hoardings, maps, posters, signs or other flat artworks. See COM:CRT/Canada#Freedom of panorama for more information.