Why is the boat Queen Mary so important?

The Queen Mary is significant for its historical and cultural value as a retired ocean liner that sailed from 1936 to 1967, serving as a luxury cruise ship and troop transport during World War II. Now permanently docked in Long Beach, California, it is a renowned hotel and museum, attracting visitors with its Art Deco design and rich history. The ship is also noted for its role in maritime history and as a symbol of the golden age of transatlantic travel. Additionally, it is rumored to be haunted, adding to its allure and intrigue.