Tatoosh Sill in Mount Rainier National Park - Geological Outcrops Along Highway 410

Explore the geological wonders of Mount Rainier National Park in this 22-minute educational video. Join geologist Nick Zentner as he examines outcrops along Highway 410 between Chinook Pass and Cayuse Pass, focusing on the Ohanapecosh Formation and the intriguing Tatoosh Sill. Learn about the unique rock formations and geological processes that have shaped this iconic landscape, gaining insights into the park's rich geological history and the forces that continue to mold it today.