Collage of Swiss road sign
<a href="//commons.wikimedia.org/wiki/User:Civitas13" title="User:Civitas13">Civitas13</a> (NOTE: the original idea of the collage comes from a image of <a href="//commons.wikimedia.org/wiki/User:Cfaerber" title="User:Cfaerber">Cfaerber</a>)
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: