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Guided Hike: Geology of Cougar Mountain

Location: Sky Country Trailhead

Address: Clay Pit Road Bellevue WA, 98006

Website: Event Link

Date: Jun 14, 2025

Time: 09:00 am - 12:00 pm

Price: Free

Organizer: Issaquah Alps Trails Club

Dig into the geology near the Sky Country trailhead on Cougar Mountain by joining geologist Tom Doe for this 3-mile exploratory hike. Learn about and see examples of what is right underfoot, including the major rock types, glacial history, the clay pit, sinkholes, and the legacy of coal mining in the area (no actual digging will take place).

This will be an interactive hike with stops for observation, discussion and Q&A.

Registration required. No pets allowed.

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