to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
https://creativecommons.org/licenses/by/2.0CC BY 2.0 Creative Commons Attribution 2.0 truetrue
Under article 46, works of architecture, structures, and sculptures permanently located in public places can be freely used in photographs and films, without authorization of or compensation to the author or right holder. This does not apply if the said works are identically reproduced (in exact manner) for commercial purposes.
Architectural blueprints, drawings, and models are not covered; these can only be used for the purpose of restoring buildings and structures.