Griffith Observatory Los Angeles: Things to Do, Hours & Best Time to Visit Perched atop Mount Hollywood in Griffith Park, Griffith Observatory has captivated visitors since opening in 1935. This iconic landmark combines stunning architecture, hands-on science exhibits, and panoramic views of the Los Angeles basin, the Hollywood Sign, the downtown skyline, and even the … Continue reading Griffith Observatory: Day Trip: Explore the Cosmos Above the City of Angels