Arizona
Tempe Salt River crossing
Riverbank Source-confirmed findsGray area
What you could find
Reported finds from this ground.
Codd and soda bottles
Old bottles
Sea potteryPhotos via Wikimedia Commons: Liz West (CC BY 2.0), Sheila Sund (CC BY 2.0), NPS (Public domain).
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Why this spot
1890s+ Sanborn-mapped town on Salt River
Ferry and flour mill town on the Salt; Sanborn coverage from 1893, though much is now under the university and downtown.
Keep exploring nearby
More spots in this area.