Aerial of Kastellet in Copenhagen, Denmark
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/75060277@N03">Mapbox</a>
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/mapbox/15285033538/">Kastellet, Copenhagen, Denmark</a>