Diagonal lines in Le Jugement de Salomon by Nicolas Poussin. The areas where more than two diagonals are intersecting are circled in yellow.
<a href="//commons.wikimedia.org/wiki/User:Witcher_of_Izalith" title="User:Witcher of Izalith">Witcher of Izalith</a>
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<span class="int-own-work" lang="en">Own work</span>