> ## Content Index
> Fetch the complete content index at: https://www.cascadepbs.org/llms.txt
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# Columns of Basalt Lava
- URL: https://www.cascadepbs.org/show/nick-rocks/episode/columns-of-basalt-lava-odfdh5/
- Published: 2024-03-30T00:45:57.000Z
- Updated: 2025-12-12T19:29:38.000Z
- Description: Spectacular rock columns are on display throughout the deserts of eastern Washington.
- Author: Cascade PBS Staff
- Tags: Nick on the Rocks, Season 2, Episode 2, #ZZZ_Episode_6f728a20-1a65-49ff-8b2a-c4e15fba26d9, #episode, #ZZZ_Show_fb43f9d5-44f4-411a-854a-568025965642, #v1.16

Spectacular rock columns are on display throughout the deserts of eastern Washington. How do these crazy stone pillars form? How old are they?