The Pioneer Valley reference article from the English Wikipedia on 24-Apr-2004
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Pioneer Valley

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The Pioneer Valley is the geographical region consisting of three counties in the Connecticut River valley of Western Massachusetts:

The Pioneer Valley is sometimes known to its inhabitants as "the Happy Valley", or simply "the Valley".

The Pioneer Valley is a significant agricultural region. Shade-grown tobacco is one of the major crops; and tobacco fields and hundreds of tobacco barns dot the landscape.
Regions of Massachusetts
The Berkshires | Greater Boston | Cape Cod | North Shore | Pioneer Valley | South Shore
Counties
Barnstable | Berkshire | Bristol | Dukes | Essex | Franklin | Hampden | Hampshire | Middlesex | Nantucket | Norfolk | Plymouth | Suffolk | Worcester