Kilt Rock on the isle of Skye. Columnar jointed Palaeocene dolerite sill above Jurassic age Valtos sandstone
<a href="//commons.wikimedia.org/wiki/User:Meho29" title="User:Meho29">Mihael Grmek</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>