Old version of the Belgian road sign C47 for use at border checkpoints. Due to the Schengen Agreement, Belgium no longer has any controlled borders with its neighbours.
<b><a href="//commons.wikimedia.org/wiki/User:Fry1989" title="User:Fry1989"><span style="color:#003384;">Fry1989</span></a></b> <sup><b><a href="//commons.wikimedia.org/wiki/User_talk:Fry1989" title="User talk:Fry1989"><span style="color:#cc111a;">eh?</span></a></b></sup>
This <a href="https://en.wikipedia.org/wiki/vector_image" class="extiw" title="w:vector image">vector image</a> includes elements that have been taken or adapted from this file: