Sourdough Camp via Sourdough Mountain Trail

Starting your journey near Whatcom County, Washington, the Sourdough Camp via Sourdough Mountain Trail offers a challenging yet rewarding hike. The trailhead is accessible by car, with parking available near the Diablo Lake Overlook. If you're using public transport, the nearest significant landmark is the town of Newhalem, from where you can arrange a taxi or rideshare to the trailhead.

### Trail Overview

The trail spans approximately 12 kilometers (7.5 miles) round trip, with an elevation gain of around 1300 meters (4265 feet). This out-and-back trail is rated as medium difficulty, making it suitable for hikers with some experience and a good level of fitness.

### Initial Ascent

The hike begins with a steep ascent through dense forest. The first 3 kilometers (1.9 miles) will see you gaining significant elevation, around 600 meters (1968 feet). The trail is well-marked but can be strenuous due to the steep incline. Keep an eye out for the diverse flora, including Douglas firs and western hemlocks, which provide ample shade.

### Mid-Trail Landmarks

As you continue, you'll reach a series of switchbacks that offer brief respites from the climb. Around the 5-kilometer (3.1-mile) mark, you'll encounter a small clearing with a stunning view of Diablo Lake. This is a great spot to take a break and hydrate. The turquoise waters of the lake, framed by rugged mountain peaks, make for a picturesque scene.

### Wildlife and Nature

The trail is home to a variety of wildlife. You might spot black bears, deer, and a variety of bird species. Always carry bear spray and make noise to avoid surprising any wildlife. The area is also rich in wildflowers during the summer months, adding bursts of color to your hike.

### Final Ascent to Sourdough Camp

The last 3 kilometers (1.9 miles) to Sourdough Camp are the most challenging, with an additional elevation gain of around 700 meters (2297 feet). The trail becomes rockier and more exposed, so be prepared for windier conditions. As you approach the camp, you'll be rewarded with panoramic views of the North Cascades, including peaks like Colonial Peak and Pyramid Peak.

### Historical Significance

The region has a rich history, with the North Cascades being home to indigenous tribes for thousands of years. The area around Diablo Lake was also significant during the early 20th century for hydroelectric projects, which played a crucial role in the development of the Pacific Northwest.

### Navigation and Safety

For navigation, it's highly recommended to use the HiiKER app, which provides detailed maps and real-time updates. Ensure you have downloaded the trail map before you start, as cell service can be spotty. Always carry sufficient water, snacks, and layers of clothing to adapt to changing weather conditions.

### Return Journey

The descent follows the same path back to the trailhead. While descending, take your time to enjoy the views you might have missed on the way up. The steep sections can be tough on the knees, so trekking poles can be helpful.

This trail offers a blend of natural beauty, challenging terrain, and historical significance, making it a must-do for any avid hiker.