Mid-Alamo Canyon from half-way down the south Rim, looking north. The white scar on the far side of the canyon is the trail to the north rim. The canyon is 500 feet (150 m) deep at this point.
<a href="//commons.wikimedia.org/wiki/User:Chris_Light" title="User:Chris Light">Chris Light</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>