Mainline, Ephemeral and Big Leaf Loop Trail

Starting near Snohomish County, Washington, the Mainline, Ephemeral, and Big Leaf Loop Trail offers a delightful 3 km (approximately 1.86 miles) journey through lush forested areas. With no significant elevation gain, this loop trail is accessible for hikers of varying skill levels, though it is rated as medium difficulty due to some uneven terrain and occasional muddy patches.

### Getting There To reach the trailhead, you can drive or use public transportation. If driving, head towards Snohomish County and look for parking near the trailhead, which is conveniently located close to the intersection of 171st Avenue SE and 28th Drive SE. For those using public transport, the nearest bus stop is at the intersection of 171st Avenue SE and 28th Drive SE, serviced by local bus routes. From there, it's a short walk to the trailhead.

### Trail Navigation For navigation, it’s highly recommended to use HiiKER, which provides detailed maps and real-time updates. The trail is well-marked, but having a reliable navigation tool can enhance your hiking experience.

### What to Expect The trail begins with a gentle walk through dense forest, where you'll be greeted by towering trees and a rich understory of ferns and moss. The first section, known as the Mainline, is relatively flat and easy to navigate. After about 1 km (0.62 miles), you’ll transition onto the Ephemeral section, which is named for the seasonal streams that appear after heavy rains. This part of the trail can be muddy, so waterproof boots are advisable.

### Flora and Fauna As you continue, keep an eye out for the diverse plant life. The Big Leaf Maples, from which the Big Leaf section of the trail gets its name, are particularly stunning in the fall when their leaves turn vibrant shades of yellow and orange. Wildlife is abundant; you might spot deer, raccoons, and a variety of bird species, including woodpeckers and owls.

### Historical Significance The region around Snohomish County has a rich history. Originally inhabited by the Snohomish people, the area was later settled by European pioneers in the mid-19th century. The trail itself passes through land that was once part of a logging route, and you can still see remnants of old logging equipment and rail ties if you look closely.

### Points of Interest Around the halfway mark, approximately 1.5 km (0.93 miles) in, you’ll come across a small clearing with a picturesque view of a nearby stream. This is a great spot to take a break and enjoy a snack. Further along, the trail loops back towards the starting point, offering a different perspective of the forest.

### Final Stretch The last section of the trail, as you return to the trailhead, is relatively straightforward. The path widens and the terrain becomes more even, making for a pleasant end to your hike.

Remember to pack out all trash, respect wildlife, and stay on marked paths to preserve the natural beauty of the area.