The Tri-States Monument (also known as Tri-State Rock) is a granite monument that marks the tripoint of the state boundaries of New Jersey, New York, and...

Kansas-Missouri-Oklahoma tripoint marker Four Corners Monument – a quadripoint "Tri State Corners in the United States" (PDF). Jack Parsell. "Alabama–Florida–Georgia...

the U.S. states of New York and Pennsylvania. It has three sections: Along the center line of the Delaware River from the Tri-States Monument tripoint...

Bridge. Montague Township, New Jersey, also borders the city. The Tri-States Monument, marking the tripoint between New York, New Jersey, and Pennsylvania...

River at Port Jervis. At this confluence with the Delaware, the Tri-States Monument marks the tripoint of the borders of New York, New Jersey, and Pennsylvania;...

nor any significant river or lake islands. Northernmost point: Tri-States Monument, Montague Township, Sussex County. (41°21′26″N 74°41′41″W / 41...

Tri-Lakes is a region of Colorado in northern El Paso County. Taking its name from the three lakes in the region (Monument Lake, Palmer Lake and Lake Woodmoor)...

rivers is the Tri-States Monument, marking the eastern end of the boundary between New York and Pennsylvania. According to the United States Census Bureau...

Jersey and New York. This border then proceeds northwest to the Tri-States Monument at the confluence of the Delaware and Neversink rivers. The 41st...

Tri-Lakes area, along with Palmer Lake and Woodmoor. Monument is bordered by Pike National Forest on the west, Colorado Springs and the United States...