Geocache fun offered at dams
Grand Coulee one of three for high tech fun
Grand Coulee Dam holds back the Columbia River
Visitors to three Columbia River dams, including Grand Coulee, can join in on a high-tech educational treasure hunt that could earn them a special patch simply by taking part in the “D3 Geocache Challenge” beginning May 27 and continuing through Labor Day.
Check out the details in our Visitors' Guide here: http://ow.ly/b0zd3