Casa Marina Hotel in Jacksonville Beach, Florida represents a significant artifact of the Jazz Age and Prohibition era, constructed in 1925 during a period of dramatic economic expansion and cultural innovation in American resort hospitality. The hotel was designed and built specifically to cater to wealthy tourists and notable personalities seeking luxury accommodations in a coastal setting. The architectural design incorporates elements of Mediterranean Revival and Art Deco aesthetics popular during the 1920s, creating an interior environment of opulent refinement and sophisticated comfort. The hotel's prominence as a destination for the nation's elite, particularly those engaged in activities of questionable legality during Prohibition, established Casa Marina as a gathering place for the era's most colorful personalities including criminals, entertainers, and political figures. The structural integrity of the building has been maintained through the decades, preserving original architectural details and creating an environment where the energetic imprints of its colorful past remain apparent to contemporary visitors. Casa Marina Hotel's historical significance is amplified by its documented connections to the nation's most notorious criminal figure of the Prohibition era, Al Capone, who reportedly utilized the facility as a retreat and meeting location. Beyond Capone, the hotel hosted other figures of entertainment and criminal notoriety, including comedian Fatty Arbuckle and silent film legend Charlie Chaplin. The diverse occupancy by such distinct personalities created an environment saturated with intense emotional experiences, criminal intrigue, and the concentrated presences of powerful figures. Political figures, including President Franklin D. Roosevelt, allegedly visited the facility, establishing it as a location where history was made within its walls. The combination of celebrity residency, criminal activity, and political intrigue created a psychic environment of extraordinary intensity and complexity. Paranormal phenomena at Casa Marina Hotel manifest through multiple sensory modalities, suggesting the presence of numerous distinct entities. The most commonly reported apparitional figure is a man wearing striped pajamas. Auditory phenomena include sounds of children playing and laughing in hallways where no children are present, suggesting residual impressions of family occupancy. Visual manifestations of ghostly figures appearing in windows have been documented by multiple witnesses. Olfactory phenomena include the distinctive smell of phantom cigars in areas where no cigars are being smoked. Guests and staff have reported encountering a mischievous trickster ghost manifesting on the main staircase, engaging in pranks and playful interactions with the living. The diversity of paranormal manifestations suggests multiple spirits, each retaining distinct personalities and behavioral characteristics from their earthly existences. Casa Marina Hotel represents one of the most paranormally active locations in Florida's Atlantic coastal region, with decades of consistent documentation supporting the authenticity of reported phenomena. Professional paranormal investigators have conducted multiple investigations, documenting electromagnetic anomalies, thermal variations, and photographic evidence suggesting paranormal presence. The hotel management has acknowledged the paranormal activity as a significant aspect of the property's historical identity and tourist appeal. Casa Marina continues to operate as a functioning hotel and restaurant, welcoming guests interested in paranormal experiences while maintaining its historical architectural integrity and regional significance as an artifact of Florida's cultural past.