Well, you have the Pamirs, which are broad valleys flanked by mountains extending southward from Russia to Pakistan's borders. (discovermagazine.com)
The Great Valley is part of a subrange of the Appalachian Mountains known as the Ridge - and - Valley Appalachians, which is characterized by long, narrow ridges, flanked by broad valleys. (en.wikipedia.org)
The Magdalena River, which runs northward, changes from broad valleys to steeper relief gorges as it crosses the tear, suggesting to researchers that the tear may propagate to the surface. (sciencedaily.com)