Otisfield Town Pound. Aerial imagery is tough so geometry isn't exact, but hopefully close.
Traffic camera on I-290 at Auburn St.
Main entrance and access aisle leading to it at Game On Fitchburg
Mail drop box on Industrial Rd.
Traffic camera on Route 2 at ramp for I-190
Took picture of Farr Trail bench at Capen Hill
Took picture of pet waste bag dispenser on Cart Path at Capen Hill
Cattle pound in Brooklin, Maine
Uploaded pictures of Militia Lot historic markers and benches to Wikimedia Commons
Updating Leadmine Mountain parking
Visited Prindle Lake: adding parking hours, fence, and guardrail
Updating playground at Charlton Elementary School
Uploaded some pictures of the militia lot to Wikimedia
This stone wall structure looks to me to be the Preston Town Pound, not a cemetery