Scenic examples of such bluffs and canyon-forming sandstones are found along several stretches of the Des Moines valley, the Iowa and Raccoon river valleys, and a few smaller stream valleys in eastern and southern Iowa.
(Scenic examples of such bluffs and canyon-forming sandstones; are found; L:along several stretches of the Des Moines valley, the Iowa and Raccoon river valleys, and a few smaller stream valleys in eastern and southern Iowa)
Scenic examples of such bluffs and canyon-forming sandstones
are found
L:along several stretches of the Des Moines valley, the Iowa and Raccoon river valleys, and a few smaller stream valleys in eastern and southern Iowa