Natural Bridge of Stone, Washington County, Vermont
Photo by Jay Wilbur
NABSQNO 18T-671539-4886549. Natural Bridge of Stone is a small buttress natural arch eroded through Cambrian dolomite. It is located on private property on the east bank of the Mad River in Warren, Washington County, Vermont. Access requires permission of the landowner. Vreeland included this arch in his catalog as number 13-1 and reported a span of 5 feet.