Opened in 1935, Griffith Observatory is one of the most visited public observatories in the world. Located on Mount Hollywood in Griffith Park, it offers free public telescopes, interactive space ...

There are two main pathways to Mount Hollywood — a 5-mile loop trail and a shorter 2.5-mile trek from the Griffith Observatory.

For a longer hike option, start at the Fern Canyon Trailhead near the Griffith Park Merry-Go-Round parking lot, hike up toward Vista Del Valle Drive, then down to Cedar Grove before retracing your ...