File:NortheastAppalachiansMap.jpg

org/licenses/by-sa/2.5CC BY-SA 2.5 Creative Commons Attribution-Share Alike 2.5 truetrue - English Map of Northeast Appalachians French Plan du Nord-est des Appalaches

This image is a derivative work of the following images: File:NortheastAppalachiansMap.jpg licensed with Cc-by-sa-2.5 2017-12-27T02:20:16Z IronGargoyle

southeastern portion of this map is the folded Appalachians of Virginia, also known as the Ridge-and-valley Appalachians, which are the roots of true

Confederate Military History - 1899 - Volume 3 (page 14 crop).jpg

from http://www.rellimzone.com/images/weather/currentweather-04–04–2011.jpg) A bow-echo is similar to a squall-line in that it is a system of cells