Discover the most haunted hotels in Riverside with real ghost stories and paranormal activity

3649 Mission Inn Avenue, Riverside, CA 92501, USA
The Mission Inn Hotel & Spa is vast and historic, leading to numerous ghostly legends associated with its founder, Frank Miller, his family, and past guests. Frank and his sister Alice are said to still wander the property, particularly near their former private quarters. Alice's spirit is often linked to Room 408. Others report feeling unseen presences in various parts of the inn, including chapels and narrow corridors, hearing whispers, or seeing shadowy figures. The sheer size and architectural complexity contribute to its eerie ambiance.