<p>A pink spiral shell of a Northern Neptune Snail decorates the gravel beach at Cape Krusenstern National Monument.
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Close view of pink spiral shell on pebbles
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/41585865@N06">Western Arctic National Parklands</a>
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/nps_wear/8428759506/">Shell on a Pebble Beach</a>