Dark Features in Candor Chasma. These might be volcanic in origin.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/71688597@N05">UAHiRISE (NASA)</a>
2016-01-12 11:18
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/uahirise-mars/24339876025/">ESP_013363_1745</a>