The Ginkgo is part of the Columbia River Basalt Group, an epic series of lava flows that blanketed much of the Pacific Northwest over a few million years in the late Miocene epoch. The 1,000 ...

So east of the river, there's this basalt lava, 16 million years old on the west side of the Columbia ... fur trader and surveyor who led the group in the early 18 hundreds, was sent to explore ...

The group reached the Columbia River in early October 1805 ... Columbia River Basin’s Indigenous people and landscapes. This basalt amphitheater was inspired by a Nez Perce blessing ceremony ...

Shaped by fire and ice, the Columbia River ... Lava flows pushed the river from its path, but it always found a way around, carving channels and dropping waterfalls over basalt.

SEE MORE Basaltic rock formations cover 81,000 square miles of Washington, Oregon and Idaho, including this feature in the Columbia River Plateau ... compounds. The group, called the Ankeron ...

Looking at the windswept bluffs of the eastern Columbia River Gorge, Jeremy Takala can ... gathering food and medicine that grows along the basalt cliffs and pulling salmon from the Columbia.

(KOIN) — The Historic Columbia River ... Columbia River Gorge the way it was meant to be seen — from beautiful vistas, next to cascading waterfalls and inside basalt tunnels — all while ...