OregonHiker's photos with the keyword: lava

Hiking towards South Sister (volcano) along the Green Lakes trail. Lava flow from South Sister is between Fall Creek and South Sister.

Hiking to the open lava tubes at Little Belknap Crater. In the McKenzie Pass area of central Oregon.

This is in the McKenzie Pass area of Oregon. On the hike back to the trailhead after going to the top of Belknap Crater. Behind the lava field you see the summit of Mount Washington.

From background to foreground: South Sister volcano. Lava and obsidian flow from South Sister. Fall Creek. Hiking along the trail up to Green Lakes.

Two of the Three Sisters. Middle Sister and North Sister volcanoes. South Sister is out of frame to the left. Shot while standing on Tam McArthur Rim.