Raven Unmanned Aircraft.

Image: Raven Unmanned Aircraft.

Detailed Description

Lance Brady of the US Bureau of Land Management observes a USGS Raven unmanned aircraft in action June 20, 2012 at Lake Aldwell on the Elwha River south of Olympic National Park, Wash. USGS and BLM are cooperating on science missions to study hydrology, sedimentation, revegetation and other issues relating to the removal of two dams on the Elwha.



Image Dimensions: 640 x 480

Date Taken:

Location Taken: Olympic National Park, WA, US