Parts of the Sauerland, especially the major valleys in the northwest, represent an old industrial region.

Railways in standard gauge run through all major valleys in the canton.

This major valley is home to the city of Santiago and most of the farming areas in the nation.

Faaa has major industrial valleys far inland.

Further trekking leads along a major secondary valley to the Larkha La.

In both of these major valleys, temperature inversions are a major problem during winter.

The walk ends in Dunnerdale, the Lakes' least visited major valley.

The Salinas Valley is one of the major valleys and most productive agricultural regions in California.

By 1848 most of the major valleys of the Namadgi area had been settled.

The range has a largely rounded contour, and there are few major valleys.