Ferndell to the West Observatory Loop Trail to Griffith Observatory

The Ferndell to Griffith Observatory trail in Los Angeles, California is a moderate difficulty, 2.63-mile loop trail. 

The trail starts at Ferndell Nature Museum, a small museum with a garden and picnic area. The trail then ascends through a shaded canyon, with a small stream running alongside. Hikers will pass by a variety of native plants and trees, providing a green backdrop to the trail. 

The trail's midpoint is the Griffith Observatory, a popular destination for its panoramic views of Los Angeles and its space-related exhibits. The observatory is also the highest point of the trail, making the second half of the hike a downhill walk. Hikers should wear sturdy shoes due to the trail's uneven terrain and bring water, especially during hot days. The trail is open from sunrise to sunset, and the observatory is open from noon to 10 PM. 

The trail is dog-friendly, but pets must be kept on a leash. This trail offers a unique combination of natural beauty and city views, making it a must-visit for those in Los Angeles.