<a href="//commons.wikimedia.org/wiki/New_Orleans" title="New Orleans">New Orleans</a> after <a href="//commons.wikimedia.org/wiki/Hurricane_Katrina" title="Hurricane Katrina">Hurricane Katrina</a>:
<p>Crack in <a href="//commons.wikimedia.org/wiki/17th_Street_Canal" title="17th Street Canal">17th Street Canal</a> floodwall near Metarie Pumping Station.
</p>
This portion of the canal levee remained intact, possibly due to lack of pressure since there was a major breech of the Canal on the other side closer to the lake.
<a href="//commons.wikimedia.org/wiki/User:Infrogmation" title="User:Infrogmation">Infrogmation</a>
CC BY 2.5
<span class="int-own-work" lang="en">Own work</span>