Great Smoky Mountains: Ancient Peaks Behind the Blue Haze

America's National Parks, One at a Time · Oct 1, 2026 · 3m

Great Smoky Mountains is the most-visited US national park, with mountains older than the Atlantic Ocean. We cover the Pangaea-era collision that built them, why the trees themselves create the park's namesake blue haze, and the ongoing survey that has documented over 19,000 species here since 1998.

This episode was written and voiced with AI tools and reviewed by a human editor.

This episode includes AI-generated content.