• Fort Vancouver National Historic Site

612 E. Reserve St., Vancouver, WA 98661, (360) 816-6230, <nps.gov/fova>: Built as a fur-trading hub, Fort Vancouver became the region's first military post - and later, the first National Historic Site west of the Mississippi River. Today, the site boasts a national park, an archaeological site, an international fur-trade emporium, an operating airfield, a waterfront trail and an environmental center on the banks of the Columbia River.