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?

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