Comparison of a current photograph of a relief at the Mayan ruins at Palenque to an idealized sketch of the relief from the late 1700s. Notes are differences found between the actual carving and the representative sketch.
<ul><li><a href="//commons.wikimedia.org/wiki/File:Palenque_-_El_Palacio_20_-_Relief.jpg" title="File:Palenque - El Palacio 20 - Relief.jpg">Palenque_-_El_Palacio_20_-_Relief.jpg</a>: Wolfgang Sauber</li>
<li><a href="//commons.wikimedia.org/wiki/File:PalenqueAc.jpg" title="File:PalenqueAc.jpg">PalenqueAc.jpg</a>: Ricardo Almendáriz</li>
<li>derivative work: <b><a href="//commons.wikimedia.org/wiki/User:UpstateNYer" class="mw-redirect" title="User:UpstateNYer"><span style="color:darkblue">upstate</span></a><a href="//commons.wikimedia.org/wiki/User_talk:UpstateNYer" class="mw-redirect" title="User talk:UpstateNYer"><span style="color:darkred">NYer</span></a></b></li></ul>
CC BY-SA 3.0
<ul><li><a href="//commons.wikimedia.org/wiki/File:Palenque_-_El_Palacio_20_-_Relief.jpg" title="File:Palenque - El Palacio 20 - Relief.jpg">Palenque_-_El_Palacio_20_-_Relief.jpg</a></li>
<li><a href="//commons.wikimedia.org/wiki/File:PalenqueAc.jpg" title="File:PalenqueAc.jpg">PalenqueAc.jpg</a></li></ul>