Suspension bridge between trees in Cercedilla, Madrid, Spain<br>IMG_4705
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/34788826@N00">Samu</a> from Alpedrete, Spain
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/34788826@N00/18422614">Flickr</a>