Warren County. Formed March 12, 1800 from Allegheny and Lycoming counties. Named for Gen. Joseph Warren, killed at Bunker Hill. Warren, the county seat, was laid out in 1795. Long known for its oil and timber operations, and site of the Cornplanter Indian Grant.

County Courthouse, 4th Ave. at Market St., Warren, PA, United States

Conewango. Mid-18th century Seneca village located on site of present Warren. First mentioned by Bonnecamps, in 1749, as composed of 12 or 13 cabins. Name in Iroquois means "below the riffles."

Pennsylvania Ave. (Business U.S. 6), Conewango Creek Bridge, Warren, PA, United States

Celoron's Expedition. In 1749 a French force under Celoron de Blainville entered the Ohio valley by way of Chautauqua Lake and Conewango Creek. A lead plate was buried at the mouth of the Conewango claiming the area for France.

Pennsylvania Ave. (Business U.S. 6) at Hickory St., Warren, PA, United States

Blue Star Memorial A tribute to the Armed Forces that have defended the United States of America sponsored by [full inscription unknown]

Intersection of Water Street and Pennsylvania Avenue West, Warren, PA, United States

Blue Star Memorial A tribute to the Armed Forces that have defended the United States of America sponsored by The Warren Garden Club in cooperation with American Legion Post No.135 and Citizens of Warren County Pennsylvania 2011

General Joseph Warren Park, Intersection of Pennsylvania Avenue West and Poplar Street, Warren, PA, United States