Coat of Arms of Altnau, Canton of Thurgau, Switzerland
<a href="//commons.wikimedia.org/wiki/User:Rwchhs" title="User:Rwchhs">User:Rwchhs</a>
own work based on <a class="external autonumber" href="https://commons.wikimedia.org/wiki/File:Altnau.jpg">[1]</a>