<a href="https://en.wikipedia.org/wiki/Route_diagram_template" class="extiw" title="w:Route diagram template">Route diagram template</a>
<a href="//commons.wikimedia.org/wiki/User:Scottalter" title="User:Scottalter">Scott Alter</a>
8 April 2010, 02:54:08 (upload date)
Self-made, based on existing BSicon