McChord AFB

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Best Trails

Black Diamond Coal Mine

Black Diamond, WA

Hiking
+

More Activities

Mountain Biking

Black Diamond Coal Mine is a 9 mile loop trail located near Black Diamond, Washington and is rated as moderate. The trail is primarily used for hiking & mountain biking and is accessible year-round. Dogs are also able to use this trail but must be kept on leash.

  • Best Hiking

  • Best Mountain Biking

  • Best Trail Running

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