Lower Columbia

Concepts anchored in the Portland/Vancouver region. Choose a marker for a summary, or a name in the list to open it.

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Placed concepts 49 written

Battle Ground, WashingtonBattle Ground is a city in Clark County, Washington, named for a tense standoff between Klickitat people and Army soldiers.
Camas, WashingtonCamas is a city in Clark County, Washington, on the Columbia River, long known for its giant paper mill.
Gresham, OregonGresham is a city in Multnomah County, Oregon, that borders Portland and was the fourth-most populous city in the state at the 2020 census.
Portland, OregonPortland is a city in Oregon where the Willamette River meets the Columbia, and at the 2020 census it was the state's most populous city.
Washougal, WashingtonWashougal is a city in Clark County, Washington, on the north bank of the Columbia River, east of Camas.
Kelso, WashingtonKelso is the county seat of Cowlitz County, Washington, a city on the Cowlitz River that shares its western border with Longview.
Longview, WashingtonLongview is a planned city in Cowlitz County, Washington, built for lumber mill workers where the Cowlitz River meets the Columbia.
Ridgefield, WashingtonRidgefield is a fast-growing city in northern Clark County, Washington, near the old Chinookan village of Cathlapotle and a large wildlife refuge.
St. Helens, OregonSt. Helens is the county seat of Columbia County, Oregon, a riverside city named for its view of Mount St. Helens.
Troutdale, OregonTroutdale is a city in Multnomah County, Oregon, east of Portland, that serves as the western gateway to the Columbia River Gorge.
Vancouver, WashingtonVancouver is the seat of Clark County, Washington, on the north bank of the Columbia River across from Portland.
Columbia County, OregonColumbia County is one of the 36 counties in Oregon, and its county seat is the city of St. Helens.
Cowlitz County, WashingtonCowlitz County is a county in southwestern Washington, formed in 1854, with Kelso as its county seat.
Multnomah County, OregonMultnomah County is Oregon's smallest county by area and, at the 2020 census, its most populous, with Portland as its county seat.
Skamania County, WashingtonSkamania County is a county in Washington whose county seat is Stevenson and whose land is 90% forested.
Clark County, WashingtonClark County is the southernmost county in Washington, across the Columbia River from Portland, with Vancouver as its county seat.
Columbia RiverThe Columbia River is the largest river in the Pacific Northwest, flowing 1,243 miles from Canada's Rocky Mountains to the Pacific Ocean.
Cowlitz RiverThe Cowlitz River is a Washington river, roughly 105 miles long, that drains volcanic slopes and flows into the Columbia.
Lacamas LakeLacamas Lake is a small, warm lake in Clark County, Washington, popular for fishing and swimming but troubled by algae and oxygen-poor depths.
Lewis RiverThe Lewis River is a tributary of the Columbia River, about 95 miles long, that drains part of the Cascade Range in southwestern Washington.
Vancouver LakeVancouver Lake is a large, shallow lake just west of Vancouver, Washington, north of the Columbia River.
Willamette RiverThe Willamette River flows 187 miles north through Oregon's Willamette Valley and joins the Columbia River at Portland.
Beacon RockBeacon Rock is an 848-foot basalt volcanic plug on the north shore of the Columbia River in Washington.
Mount HoodMount Hood is an active stratovolcano in the Cascade Range and, at 11,249 feet, the highest mountain in Oregon.
Mount St. HelensMount St. Helens is an active stratovolcano in Washington whose 1980 eruption blew out its side and lowered its summit.
Silver Star MountainSilver Star Mountain is a treeless ridge of old, uplifted volcanic rock in Washington's Gifford Pinchot National Forest, known for wildflowers and trails.
Fort Vancouver National Historic SiteFort Vancouver National Historic Site is a U.S. historic site with two units: the old Fort Vancouver in Washington and John McLoughlin's home in Oregon City, Oregon.
Columbia River GorgeThe Columbia River Gorge is a canyon up to 4,000 feet deep where the Columbia River cuts through the Cascade Range between Washington and Oregon.
Esther Short ParkEsther Short Park is a public park and town square in downtown Vancouver, Washington, and the oldest public park in the state.
Forest ParkForest Park is a large city park of mostly second-growth forest in the hills west of downtown Portland, Oregon.
Kelley Point ParkKelley Point Park is a city park in north Portland at the tip of the peninsula where the Willamette River meets the Columbia River.
Multnomah FallsMultnomah Falls is a two-tiered, 620-foot waterfall in the Columbia River Gorge and the tallest waterfall in Oregon.
Sauvie IslandSauvie Island is the largest island along the Columbia River, a flat stretch of farms and wildlife land near Portland, Oregon.
Ridgefield National Wildlife RefugeRidgefield National Wildlife Refuge is a protected wildlife area on the Columbia River, west of Ridgefield, Washington, that shelters resident and migrating birds.
Steigerwald Lake National Wildlife RefugeSteigerwald Lake National Wildlife Refuge is a floodplain and wetland refuge on the Columbia River, east of Vancouver, Washington.
Glenn L. Jackson Memorial BridgeThe Glenn L. Jackson Memorial Bridge carries Interstate 205 across the Columbia River between Portland, Oregon, and Vancouver, Washington.
I-5 Interstate BridgeThe Interstate Bridge is a pair of steel lift bridges carrying Interstate 5 over the Columbia River between Vancouver and Portland.
Pearson FieldPearson Field is a city-owned airport in Vancouver, Washington, and the oldest continuously operating airfield in the Pacific Northwest.
Portland International AirportPortland International Airport (PDX) is Oregon's largest airport, a joint civil and military airport in Portland just south of the Columbia River.
St. Johns BridgeThe St. Johns Bridge is a steel suspension bridge over the Willamette River in Portland, Oregon, and the tallest bridge in the city.
Lewis and Clark BridgeA cantilever bridge that carries traffic across the Columbia River between Longview, Washington, and Rainier, Oregon.
Bonneville DamBonneville Lock and Dam spans the Columbia River between Oregon and Washington, generating electricity and helping ships navigate.
Port of PortlandThe Port of Portland is the port district that runs Portland International Airport and the region's marine terminals.
Port of Vancouver USAThe Port of Vancouver USA is the furthest-inland deep-water port on the Columbia River, in Vancouver, Washington.
Port of LongviewThe Port of Longview is a public deep-water port on the Columbia River in Longview, Washington, that moves cargo by ship, rail and truck.
Clark CollegeClark College is a public community college in Vancouver, Washington, founded in 1933 as a private junior college.
Portland State UniversityPortland State University (PSU) is a public research university in downtown Portland, Oregon, founded in 1946 for World War II veterans.
Washington State University VancouverWashington State University Vancouver is a regional campus of Washington State University, on a 351-acre site just outside Vancouver, Washington.
Lower Columbia CollegeLower Columbia College is a public community college in Longview, Washington, offering diplomas, certificates and degrees.