Maine
Bar Harbor, Maine (Frenchman Bay resort port)
Tidal mudflat Source-confirmed findsGray area
What you could find
Reported finds from this shoreline.
Crystals and minerals
Old bottles
Nails and fittingsAlso reported: and shoreline dump glass below the old wharves along Frenchman Bay..
Photos via Wikimedia Commons: Stephanie Clifford from Arlington, VA, USA (CC BY 2.0), Sheila Sund (CC BY 2.0), North Lincolnshire Museum, Martin Foreman, (CC BY 2.0).
Why this spot
1880s+ Sanborn-mapped town on Frenchman Bay, Atlantic coast
LOC Sanborn coverage from 1884; premier coastal resort town, check atlas for coordinate dedupe.
Keep exploring nearby
More spots in this area.