Portal:Oregon/DYK/16


 * ...that Oregon's Salmon River (pictured) is the only river in the 48 contiguous U.S. states to be a protected National Wild and Scenic River along its entire length?
 * ...that the Rose Quarter sports and entertainment complex in Portland, Oregon, was constructed in the parking lot of the Memorial Coliseum?
 * ...that Hare Field was the first all-weather high school football field in Oregon?
 * ... that in 1944 the Summer Lake Wildlife Area became the first wildlife refuge in Oregon specifically established to preserve wetland habitat?

Source

 * 1) Recent additions 162, Numbered archive of Main Page appearance.
 * 2) Recent additions 181, Numbered archive of Main Page appearance.
 * 3) Recent additions 183, Numbered archive of Main Page appearance.
 * 4) Recent additions/2010/June, archive of Main Page appearance.