Master Link and Upper Predator Loop

Starting near King County, Washington, the Master Link and Upper Predator Loop is a captivating trail that stretches approximately 9 kilometers (around 5.6 miles) with an elevation gain of about 500 meters (1,640 feet). This point-to-point trail is rated as medium difficulty, making it suitable for moderately experienced hikers.

### Getting There To reach the trailhead, you can drive or use public transportation. If driving, head towards the Tiger Mountain State Forest, which is a well-known landmark in the area. The nearest address to the trailhead is around the vicinity of Issaquah, WA 98027. For those using public transport, you can take a bus to Issaquah Transit Center and then a short taxi or rideshare to the trailhead.

### Trail Overview The trail begins with a gradual ascent through dense forest, offering a mix of Douglas fir, western hemlock, and red cedar trees. The first 2 kilometers (1.2 miles) of the trail are relatively gentle, with an elevation gain of about 100 meters (328 feet), making it a good warm-up for the more challenging sections ahead.

### Key Landmarks and Sections - Master Link Section: This initial part of the trail is well-marked and features a series of switchbacks that help manage the elevation gain. Around the 3-kilometer (1.9-mile) mark, you'll encounter a small creek, which is a great spot to take a short break and enjoy the serene environment. - Upper Predator Section: As you transition into the Upper Predator section, the trail becomes steeper and more rugged. This part of the trail is known for its technical terrain, including rocky outcrops and root-covered paths. The elevation gain here is more pronounced, with about 300 meters (984 feet) over the next 4 kilometers (2.5 miles).

### Flora and Fauna The trail is rich in biodiversity. Keep an eye out for native wildlife such as black-tailed deer, raccoons, and various bird species like the Pacific wren and the spotted towhee. The underbrush is thick with ferns, salal, and huckleberry bushes, adding to the lush, green ambiance of the hike.

### Historical Significance The region around King County has a rich history tied to the logging industry. In the early 20th century, these forests were heavily logged, and remnants of old logging roads can still be seen along the trail. The area has since been reclaimed by nature, offering a glimpse into the resilience of the forest ecosystem.

### Navigation and Safety Given the trail's moderate difficulty, it's advisable to use a reliable navigation tool like HiiKER to stay on track. The trail is well-marked, but the dense forest can sometimes obscure markers, especially in the Upper Predator section. Carrying a map and a compass as a backup is also recommended.

### Final Stretch The last 2 kilometers (1.2 miles) of the trail offer a mix of gentle descents and flat sections, providing a pleasant cooldown as you approach the endpoint. This section is less technical, allowing you to enjoy the surroundings without the intense focus required earlier in the hike.

### Preparation Tips - Footwear: Sturdy hiking boots with good ankle support are essential due to the rocky and root-covered terrain. - Water and Snacks: Carry at least 2 liters of water and some high-energy snacks, as there are no facilities along the trail. - Weather: Check the weather forecast before heading out. The trail can become slippery and challenging in wet conditions.

This trail offers a rewarding experience with its mix of natural beauty, moderate challenges, and historical context, making it a must-visit for hikers in the King County area.