Final answer:
The Hollywood Universal Studios theme park opened in 1964, offering an immersive entertainment experience, separate from the historic Hollywood Palladium which was established in the 1940s.
Step-by-step explanation:
The Hollywood Universal Studios theme park, a major tourist attraction known for its entertainment value and rides themed on popular movies and TV shows, officially opened its doors to the public in the year 1964. This opening marked a significant milestone in the entertainment industry, transforming the existing Universal Studios lot into a full-fledged theme park. While the Hollywood Palladium, a dance hall built in the 1940s and captured in a photograph from 2005, is a notable Hollywood landmark with its own historical significance, it is unrelated to the establishment of Universal Studios theme park. Nonetheless, both the Hollywood Palladium and Universal Studios contribute to the storied entertainment history of Hollywood, CA.