Sun shading (lidar)

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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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Calapooya River — LINN County

Gold Mining Site OR • LINN County County
Description
The Calapooya River is a popular river for dredging, panning and sniping gold. See Lane County, Blue River District for more information.
Historical Notes
Source: Tom Ashworth's Prospectors Cache (tomashworth.com / Tom Ashworth). Author: Tom Ashworth. Original page: linn_or.shtml. Area: Calapooya River. Map coordinates are an approximate county/area centroid — not a precise claim site. The Calapooya River is a popular river for dredging, panning and sniping gold. See Lane County, Blue River District for more information.
Status / Verification historical_site — Legendary or approximate

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