Arrow-right Camera
The Spokesman-Review Newspaper
Spokane, Washington  Est. May 19, 1883

Outdoors blog

Why does a mountain’s shadow appear triangular?

MOUNTAINEERING -- Even experienced mountaineers have been stopped in their tracks occasionally by the rare sight of a triangular shadow darkening the landscape in the distance away from a major peak.

The triangle shadow phenomena is fairly commonly seen from the tops of large mountains and volcanoes, but not well understood.

Check out this astronomy website for a good explaination.  Navigate to the Astronomy picture of the day for July 5, 2011.



Rich Landers
Rich Landers joined The Spokesman-Review in 1977. He is the Outdoors editor for the Sports Department writing and photographing stories about hiking, hunting, fishing, boating, conservation, nature and wildlife and related topics.

Follow Rich online:




Go to the full Outdoors page