Since Corey and Melinda were up visiting for the weekend, we thought it would be fun to hike through the old Snoqualmie train tunnel. The tunnel was abandoned in 1980 and is now part of the Iron Horse State Park. It's about a 5-mile round-trip from the parking area and all level. But remember to bring a flashlight, since it is dark in the tunnel! Here are a couple more links about the Snoqualmie Tunnel:
