The John H. Chafee Blackstone River Valley National Heritage Corridor is a National Heritage Corridor dedicated to the history of the early American Industrial Revolution, including mill towns stretching across 24 cities and towns near the river's course in Worcester County, Massachusetts and Providence County, Rhode Island. The National Corridor was designated by an Act of Congress on November 10, 1986 to preserve and interpret for present and future generations the unique and significant value of the Blackstone Valley.

	Left Wayfinding: Post and Panel Signage Upright identity sign - specifications by John H. Chaffee National Heritage Corridor Commission Below Wayfinding: Map Directory Signage Graffiti and vandal resistant custom fiberglass graphic panel