Historical Marker
Bristow Monument
Historical marker location:
Pleasant Hill, Oregon
( Marker is on Oregon Route 58 south of Edenvale Road, on the left when traveling north.)
Oregon History.
The Oregon Vortex, located near Gold Hill, Oregon, is a place where the laws of physics seem to be distorted. Objects appear to roll uphill, people's heights appear to change, and other unusual phenomena have been reported.