The Cal Neva Lodge and Casino has a haunted reputation, with alleged hauntings by famous figures like Marilyn Monroe and Frank Sinatra due to their historical ties to the property, as well as general spirits of gamblers and Native American individuals. Paranormal activity is often reported in the Celebrity Showroom and along the underground tunnels, where visitors have claimed to see apparitions and capture ghostly images on photographs. Marilyn Monroe: Monroe, a frequent guest who stayed in Cabin No. 3, reportedly experienced her final days at the lodge, with her spirit believed to be among the most prominent. Frank Sinatra: The "Rat Pack" leader, a former owner of the Cal Neva, is also said to haunt the property, particularly the showroom where he performed. Sam Giancana, a mobster and Sinatra's business partner, is rumored to be another spirit on the property. Legends also mention the ghosts of Native American Washoe Indians and the spirits of various gamblers, notes a report from the Sierra Sun. Celebrity Showroom: A food and beverage manager once captured a photo of a ghostly apparition believed to be an Indian shaman on the showroom stage. Underground Tunnels: These tunnels, used by Sinatra for discreet movements, are a focus of haunted tours and are said to have unexplained occurrences. Marilyn Monroe's Cabin (Cabin No. 3): The cabin where Monroe stayed and allegedly died is rumored to be haunted. Guests have claimed to capture images of ghosts, such as human-like shapes or orbs of light, while on the property, particularly in the showroom.