The <a href="https://en.wikipedia.org/wiki/Allegheny_Observatory" class="extiw" title="en:Allegheny Observatory">Allegheny Observatory</a> in 2007.
Tom Murphy VII
2007-06-10 15:37
Taken by user (<a href="//commons.wikimedia.org/wiki/User:Brighterorange" title="User:Brighterorange">Tom Murphy VII</a>)