(Flying Saucer) at Area 31 Golf Carts NW of Donegal, Mt. Pleasant Township, Westmoreland County, PA. PA31 NW 2.8 miles from jct with I70 exit 91 in Donegal to the object on the NE side of the road at 2997. (N40 07.601 W79 25.701) Photos by Mark Comstock & Larry Baker 4-26-19.