Minnesota
Duluth Lake Superior Harbor
Lake shore Source-confirmed findsGray area
What you could find
Reported finds from this ground.
Codd and soda bottles
Old bottles
Sea potteryAlso reported: Boomtown harbor debris: embossed brewery, and dock-era glass in privy pits and fill along the old waterfront, Rice's Point, and the St. Louis River estuary flats..
Photos via Wikimedia Commons: Liz West (CC BY 2.0), Sheila Sund (CC BY 2.0), NPS (Public domain).
Why this spot
1880s+ Sanborn-mapped town on Lake Superior
Iron-ore and grain shipping port; eighteen LOC Sanborn editions, earliest read as May 1884.
Keep exploring nearby
More spots in this area.