sometimes they are interesting reflections on the cab. This one come from the "tiger" cover on my helmet.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/48292765@N02">Milan Nykodym</a> from Kutna Hora, Czech Republic
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/milannykodym/6969326931/">reflections</a>