The Temple of Modern Philosophy in the <a href="https://en.wikipedia.org/wiki/Parc_Jean-Jacques_Rousseau" class="extiw" title="w:Parc Jean-Jacques Rousseau">Parc Jean-Jacques Rousseau</a>, at <a href="https://en.wikipedia.org/wiki/Ermenonville" class="extiw" title="w:Ermenonville">Ermenonville</a> (Oise, France). This <a href="https://en.wikipedia.org/wiki/folly" class="extiw" title="w:folly">folly</a> is part of the park that the marquis <a href="https://en.wikipedia.org/wiki/Ren%C3%A9_de_Girardin" class="extiw" title="w:René de Girardin">René-Louis de Girardin</a> begun to create in 1765. This building was left unfinished on purpose, symbolizing that knowledge would never be complete and that philosophy will progress.
<a href="//commons.wikimedia.org/wiki/User:Parisette" title="User:Parisette">Parisette</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>