The so-called "poplar walk" in <a href="https://en.wikipedia.org/wiki/San_Fernando_de_Henares,_Madrid" class="extiw" title="w:San Fernando de Henares, Madrid">San Fernando de Henares</a>, <a href="https://en.wikipedia.org/wiki/Madrid" class="extiw" title="w:Madrid">Madrid</a>.
Adrian Ilie
CC BY 2.0
<a rel="nofollow" class="external free" href="https://www.flickr.com/photos/cacahuetefeliz/3231642482/">https://www.flickr.com/photos/cacahuetefeliz/3231642482/</a>