This monument is located at the NW corner of the Oklahoma Panhandle. It is at the north end of the Cimarron Meridian which defines the boundary between the Oklahoma Panhandle and New Mexico.
Looking west along New Mexico - Colorado border
Looking north into Colorado
GPS at Preston Monument
This monument is located at the SW corner of the Oklahoma Panhandle.
Looking north -- Picture taken from Texas; truck is in Oklahoma
GPS at Texhomex bench mark
The tripoint location is marked by a metal tablet in the road. The windmill with signs designating the names of the three states stands on the north side of the road adjacent to the tabletThe WGS 84 coordinates of the OK-CO-KS tristate point are:
Julia is standing on the tablet. The camera is pointing northwest.
GPS at OK-CO-KS tablet
Closeup view of tablet in middle of road
Looking north -- The stone cairn is a witness post. The actual tripoint location is in the middle of the road inside the area surrounded by the wooden railing.
Detail of tablet at tripoint
This monument was located in 1823 as the SE corner of Missouri. The monument has been refurbished several times since then including in 1915 and 1955. The crude looking stone shaft in the middle of the monument is the original 1823 marker.
Looking northeast into Missouri from Oklahoma
View of monument looking SW
Closeup of original portion of monument
GPS at monumentUpdated -- 27 May 2010