Old Franklin Coal Mine Trestle via Franklin Coal Mine Trail

Starting your adventure near King County, Washington, the Old Franklin Coal Mine Trestle via Franklin Coal Mine Trail offers a fascinating blend of history and natural beauty. This out-and-back trail spans approximately 3 km (1.86 miles) with an elevation gain of around 100 meters (328 feet), making it a moderately challenging hike suitable for most outdoor enthusiasts.

Getting There To reach the trailhead, you can drive or use public transportation. If driving, head towards the town of Black Diamond, Washington. The nearest significant landmark is the Black Diamond Historical Museum, located at 32627 Railroad Ave, Black Diamond, WA 98010. From there, it's a short drive to the trailhead. For those using public transport, you can take a bus to Black Diamond and then a taxi or rideshare to the trailhead.

Trail Overview The trail begins with a gentle ascent through a lush forest, rich with Douglas firs and western red cedars. As you hike, you'll notice the forest floor is carpeted with ferns and moss, creating a serene and almost mystical atmosphere. The initial section of the trail is relatively easy, allowing you to warm up before the more challenging parts.

Historical Significance About 1 km (0.62 miles) into the hike, you'll come across remnants of the old Franklin Coal Mine. This area was once a bustling coal mining community in the late 19th and early 20th centuries. The mine played a significant role in the industrial development of the region. Look out for old mining equipment and informational plaques that provide a glimpse into the lives of the miners who once worked here.

Wildlife and Nature As you continue, the trail becomes steeper, gaining elevation more rapidly. This section is where you'll encounter a variety of wildlife. Keep an eye out for black-tailed deer, which are commonly seen in this area. Birdwatchers will also enjoy spotting species like the Steller's jay and the pileated woodpecker.

The Trestle At approximately 1.5 km (0.93 miles), you'll reach the highlight of the hike: the Old Franklin Coal Mine Trestle. This wooden structure, though weathered by time, stands as a testament to the engineering feats of the past. The trestle offers stunning views of the surrounding forest and the Green River Gorge below. It's a perfect spot for photos and a short rest before heading back.

Navigation and Safety For navigation, it's highly recommended to use the HiiKER app, which provides detailed maps and real-time updates. The trail is well-marked, but having a reliable navigation tool ensures you stay on track. Be cautious of slippery sections, especially after rain, as the trail can become muddy and the wooden trestle can be slick.

Return Journey The return journey retraces your steps, offering a different perspective on the same beautiful landscape. The descent is easier on the legs, allowing you to enjoy the surroundings more leisurely.

This hike is a perfect blend of natural beauty and historical intrigue, making it a rewarding experience for anyone looking to explore the rich heritage and stunning landscapes of King County, Washington.