18 June 2023
Own work based on: <a href="//commons.wikimedia.org/wiki/File:Lucerne-coat_of_arms.svg" title="File:Lucerne-coat of arms.svg">Lucerne-coat of arms.svg</a> <i>by</i> <a href="//commons.wikimedia.org/wiki/User:Delta-9" title="User:Delta-9">Delta-9</a>