<a href="https://en.wikipedia.org/wiki/ambigram" class="extiw" title="en:ambigram">Ambigram</a> <b><a href="https://en.wikipedia.org/wiki/%C3%89tablissement_d%27h%C3%A9bergement_pour_personnes_%C3%A2g%C3%A9es_d%C3%A9pendantes" class="extiw" title="en:Établissement d'hébergement pour personnes âgées dépendantes">Ehpad</a> = <a href="https://en.wiktionary.org/wiki/bagne" class="extiw" title="wikt:bagne">bagne</a></b> (<i>Retirement home = prison</i> in French). Mirror symmetry (vertical axis), black on white. Humorous design.
<a href="//commons.wikimedia.org/wiki/User:Basile_Morin" title="User:Basile Morin">Basile Morin</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>