Ceiling of the Sala delle Muse (<a href="//commons.wikimedia.org/wiki/Vatican_Museums" title="Vatican Museums">Vatican Museums</a>). Apollo and the Muses and related stories.
<bdi><a href="https://en.wikipedia.org/wiki/en:Tommaso_Conca" class="extiw" title="w:en:Tommaso Conca"><span title="Italian painter (1734-1822)">Tommaso Conca</span></a>
</bdi>
CC BY-SA 3.0
Photograph: <span class="int-own-work" lang="en">Own work</span>