Creeks and the like are an interesting one. Small valleys too: gully, gulch, arroyo, hollow, etc... https://roaringbrookmaps.wordpress.com/2016/04/22/what-do-

Creeks and the like are an interesting one. Small valleys too: gully, gulch, arroyo, hollow, etc... https://roaringbrookmaps.wordpress.com/2016/04/22/what-do-you-call-that-narrow-valley/ https://roaringbrookmaps.wordpress.com/2016/04/22/what-do-yo... Interesting to see the diversity in Oregon, Washington, and Utah.