Tolt Pipeline Trail is a hiking, biking, and horse trail in King County, Washington. It is within Trilogy Equestrian Park, Union Hill-Novelty Hill, and East Norway Hill Park. It is 9.2 miles long and begins at 64 feet altitude. Traveling the entire trail is 3.6 miles with a total elevation gain of 544 feet. The Isenhower Cellars winery is near the trailhead. The Silver Lake Winery and Norway Hill (elevation 449 feet) can be seen along the trail.
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