Salmon River
...that Oregon's Salmon River 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 Oregon's <b id="mwC5Q"><a href="./Salmon_River_(Clackamas_County,_Oregon)" id="mwC5U" rel="mw:WikiLink" title="Salmon River (Clackamas County, Oregon)">Salmon River</a></b> is the only river in the 48 contiguous U.S. states to be a protected <a class="mw-redirect" href="./National_Wild_and_Scenic_River" id="mwC5Y" rel="mw:WikiLink" title="National Wild and Scenic River">National Wild and Scenic River</a> along its entire length?