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Alaska Way Viaduct
(King County, Washington)2.2 mile long, double decked, elevated freeway built between 1949 and 1953
(Anderson County, Tennessee)First Overnight Lodging Facility in Oak Ridge
(Spartanburg County, South Carolina)Abandoned Textile Mill in Greer, SC
(Butler County, Iowa)Ghost town that once served as the county seat
(Pickens County, South Carolina)Abandoned schoolhouse near Norris, SC
(Allegheny County, Pennsylvania)Abandoned arena with cantilevered support holding retractable dome
Colon Water Tower
(Branch County, Michigan)Riveted steel water tower with built-up support beams.
(Washington County, Indiana)rare wood 1 room school with intact interior
(Cleveland County, North Carolina)Demolished textile mill in Shelby, NC
(Catoosa County, Georgia)Drag strip
(Cambria County, Pennsylvania)Northermost of three bores under Tunnel Hill, Gallitzin, PA
(Umatilla County, Oregon)Former unincorporated settlement abandoned circa 1910
(Lancaster County, Pennsylvania)An attempt to build a canal to bypass Conewago Falls on Susquehanna River as part of the Mainline Canal
Housatonic Railroad Tunnel
(Fairfield County, Connecticut)A rock tunnel near the summit of the Housatonic RR grade at Hawleyville.
(Union County, Ohio)Brick and stone two story school
Kinzie Street C&NW Railway Bridge
(Cook County, Illinois)170 foot long Warren Truss, a single leaf, Strauss-type, bascule bridge, the third C&NW Railway bridge to cross the Chicago River at this location.
Locust Hill School
(Greenville County, South Carolina)Abandoned schoolhouse near Greer, SC
(Spartanburg County, South Carolina)Abandoned Textile Mill
(Worcester County, Massachusetts)Best preserved lock on the Blackstone Canal
New Hope School
(Washington County, Indiana)very late 1 room school reasonably intact
NY&NE Railroad Tunnel
(Fairfield County, Connecticut)Abandoned tunnel built by the New York & New England RR; concrete lined by the New Haven RR in 1911.
(Black Hawk County, Iowa)Stone fountain which served as a spring, trout hatchery & fountain
(Pickens County, South Carolina)Historic South Carolina shortline now abandoned