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Historical map overlays

USGS scanned historical topographic maps. Enable an overlay and adjust its opacity. Works in 2D and 3D.

Sun azimuth: 315°   Sun altitude: 45°   Z factor: 1   Lidar opacity: 1
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Freeport Gulf Beach Shipwreck Plunder

Lost Treasure TX • Brazoria County County
Description
Freeport legend of nineteenth-century shipwreck silver and pirate plunder lost along the Gulf beach and Brazos River mouth — the deepwater port south of Houston.
Historical Notes
Freeport developed at the mouth of the Brazos River as a deepwater port and fishing center. Gulf storms have driven vessels ashore for centuries; strand salvage was a major nineteenth-century industry on the Texas coast. Treasure tradition ties Freeport and Velasco to Lafitte-era smuggling, Civil War blockade runners, and hurricane-driven wrecks with coin spills along the beach. Metal detectorists search after northers expose new sand layers. Coordinates mark Freeport at the Brazos mouth. South of the core Houston bbox but within the metro day-trip range.
Status / Verification legend — Legendary or approximate

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