Window of <a href="//commons.wikimedia.org/wiki/Santo_Spirito_a_Bologna" class="mw-redirect" title="Santo Spirito a Bologna">Santo Spirito</a> in <a href="//commons.wikimedia.org/wiki/Bologna" title="Bologna">Bologna</a>, Italy, also known as "Oratorio dei Celestini", built in 1497. Picture by <a href="//commons.wikimedia.org/wiki/User:G.dallorto" title="User:G.dallorto">Giovanni Dall'Orto</a>, February 9 2007.
<a href="//commons.wikimedia.org/wiki/User:G.dallorto" title="User:G.dallorto">Giovanni Dall'Orto</a>
Attribution
<span class="int-own-work" lang="en">Own work</span>