Sun shading (lidar)

Adjust simulated sun direction on the lidar hillshade. Azimuth = compass bearing of the light (0° north, 90° east). Altitude = height above the horizon (low = long shadows).

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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Beaverhead County Gold Locations

Gold Mining Site MT • Beaverhead County County
Description
Beaverhead County probably produced more than 370,000 ounces of gold, but much of it was not recorded. In 1862 the first major placer was discovered in Beaverhead County and it started a gold rush to Montana.
Historical Notes
Source: Tom Ashworth's Prospectors Cache (tomashworth.com / Mike Higbee / 49erMike). Author: Tom Ashworth. Original page: beaverhead_mt.shtml. State index: https://web.archive.org/web/20040830075749/http://www.tomashworth.com/goldloc.shtml Map coordinates are an approximate county centroid — not a precise claim site. Beaverhead County probably produced more than 370,000 ounces of gold, but much of it was not recorded. In 1862 the first major placer was discovered in Beaverhead County and it started a gold rush to Montana.
Status / Verification historical_site — Legendary or approximate

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