An unnamed arch in Sheridan County, Wyoming
Photo by Jay Wilbur
NABSQNO 13T-316207-4968489. This unnamed shelter natural arch is eroded through Madison limestone. It is located in the Tongue River Recreation Area near Dayton, Wyoming. Access is via a good gravel road. It appears in the Vreeland catalog as number 19-10. He gives an estimated span of 60 feet.
© 2007 by Jay H. Wilbur,
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