Detail of <a href="//commons.wikimedia.org/wiki/File:Monumento_a_Alfonso_XII_(Madrid)_04.jpg" title="File:Monumento a Alfonso XII (Madrid) 04.jpg"><i><b>Progress</b></i></a>, allegoric sculptural group made of flintstone by <a href="https://en.wikipedia.org/wiki/Miguel_%C3%81ngel_Trilles" class="extiw" title="en:Miguel Ángel Trilles">Miguel Ángel Trilles</a> (1866–1936). Part of the <a href="//commons.wikimedia.org/wiki/Monumento_a_Alfonso_XII,_Madrid" class="mw-redirect" title="Monumento a Alfonso XII, Madrid"><b>Monument</b></a> to <a href="//commons.wikimedia.org/wiki/Category:Alfonso_XII_of_Spain" title="Category:Alfonso XII of Spain"><b>Alfonso XII of Spain</b></a> in the Retiro Park (<a href="//commons.wikimedia.org/wiki/Category:Parque_del_Buen_Retiro" title="Category:Parque del Buen Retiro">Jardines del Buen Retiro</a>) in <a href="//commons.wikimedia.org/wiki/Madrid" title="Madrid">Madrid</a>, built between 1902 and 1922.
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/walnutwhippet/">Maggie Hannan</a> from <a href="https://en.wikipedia.org/wiki/en:United_Kingdom" class="extiw" title="w:en:United Kingdom"><span title="country in north-west Europe">United Kingdom</span></a>
CC BY 2.0
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