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Porto Velho: Madeira-Mamoré railway town
BOTTLE DIGGING
GRAY AREA
CONFIRMED
Where: Rondônia · South America · approx. -8.76, -63.9 (vicinity only)
Why this spot: 1910 trade / settlement era
What turns up: Railway-and-rubber camp refuse.
Access: Gray area.
Confirm law; permission
Open in Mudlark Map →
Satellite view, historic-map overlays, tide/flow context and field notes are in the app. Exact research detail is part of Pro.
Pins are approximate by design. This page is historical research, not permission to dig. Check ownership and local law first.