Where: San Marcos · North America · approx. 15.04, -91.9 (vicinity only)
Why this spot: Obsidian from the flanks of Central America's highest volcano, a documented minor prehispanic source
What turns up: obsidian
Access: Gray area.
Communal volcano lands with archaeological protection for worked material, ask local guides.
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.