Big Tree Ridge Trail, Shangri La Trail and Military Ridge Trail

Starting near King County, Washington, the Big Tree Ridge Trail, Shangri La Trail, and Military Ridge Trail form a scenic loop of approximately 7 km (4.3 miles) with an elevation gain of around 400 meters (1,312 feet). This medium-difficulty trail offers a blend of natural beauty, historical significance, and diverse wildlife, making it a rewarding hike for those prepared for a moderate challenge.

### Getting There To reach the trailhead, you can drive or use public transport. If driving, head towards the Issaquah Highlands Park & Ride, located at 1755 Highlands Dr NE, Issaquah, WA 98029. From there, it's a short drive to the trailhead. For those using public transport, King County Metro Transit offers bus services to the Issaquah Highlands Park & Ride, from where you can either walk or take a short taxi ride to the trailhead.

### Trail Overview The loop begins with the Big Tree Ridge Trail, which starts with a steady ascent through a lush forest of towering Douglas firs and western red cedars. This section is known for its dense canopy and the occasional sighting of deer and various bird species. After approximately 1.5 km (0.9 miles) and an elevation gain of about 150 meters (492 feet), you'll reach a viewpoint offering panoramic views of Lake Sammamish and the surrounding valleys.

### Shangri La Trail Continuing onto the Shangri La Trail, the path becomes more rugged and narrow, winding through a mix of evergreen and deciduous trees. This section is particularly beautiful in the fall when the leaves change color. The trail here is less trafficked, providing a sense of solitude and tranquility. After another 2 km (1.2 miles) and an additional 100 meters (328 feet) of elevation gain, you'll come across a small, serene pond, a perfect spot for a short break.

### Military Ridge Trail The final leg of the loop is the Military Ridge Trail, which descends gradually back towards the trailhead. This section is historically significant, as it was once used by military personnel for training exercises. Along the way, you'll find interpretive signs detailing the history of the area and its use during World War II. The trail here is wider and more open, offering glimpses of the surrounding ridges and valleys. The descent covers approximately 3.5 km (2.2 miles) with a gentle drop of about 150 meters (492 feet).

### Navigation and Safety For navigation, it's highly recommended to use the HiiKER app, which provides detailed maps and real-time GPS tracking to ensure you stay on course. The trail is well-marked, but having a reliable navigation tool is always a good idea, especially in areas where the path may be less distinct.

### Flora and Fauna Throughout the hike, keep an eye out for local wildlife, including black-tailed deer, red foxes, and a variety of bird species such as the pileated woodpecker and the northern flicker. The diverse plant life includes ferns, mosses, and wildflowers, particularly abundant in the spring and early summer.

### Preparation Given the elevation gain and the varied terrain, it's advisable to wear sturdy hiking boots and bring trekking poles if you have them. Carry sufficient water, snacks, and a first-aid kit. Weather in this region can be unpredictable, so dressing in layers and having a waterproof jacket is recommended.

This loop trail offers a rich blend of natural beauty, historical context, and moderate physical challenge, making it a fulfilling experience for hikers of all levels.