Silos & Smokestacks National Heritage Area encompasses 37 counties in northeast Iowa. Interstate 80 is near the southern border and Interstate 35 is near the western border. Minnesota and the Mississippi River form the northern and eastern borders.
Did You Know? The National Register of Historic Places is the official list of our Nation's historic places considered worthy of preservation. It is administered by the National Park Service under the Secretary of the Interior. Several structures within Keweenaw National Historical Park are on this list. more...