<p>Old City Hall of <a href="https://en.wikipedia.org/wiki/Calgary,_Alberta" class="extiw" title="wikipedia:Calgary, Alberta">Calgary</a>, <a href="https://en.wikipedia.org/wiki/Alberta" class="extiw" title="wikipedia:Alberta">Alberta</a>, <a href="https://en.wikipedia.org/wiki/Canada" class="extiw" title="wikipedia:Canada">Canada</a>
</p>
I took this photograph personally, and I donated it the public domain.  Originally, this was uploaded to Wikipedia, with the same name.
No machine-readable author provided. <a href="//commons.wikimedia.org/wiki/User:Thivierr" title="User:Thivierr">Thivierr</a> assumed (based on copyright claims).
11 February 2006 (original upload date)
No machine-readable source provided. Own work assumed (based on copyright claims).