Simpson College's College Hall, formerly designated as the Old Chapel, stands as one of the central academic and spiritual structures on the Indianola, Iowa campus, constructed in 1870 during the institution's foundational development. The building was originally conceived as a multipurpose structure serving both chapel and academic instruction functions, reflecting the integrated spiritual and educational missions characteristic of nineteenth-century American colleges with Methodist affiliations. The architectural design reflects Romantic-era institutional construction principles, with emphasis on verticality, ornamental detailing, and spaces conducive to both contemplation and scholarly activity. Over the course of its existence spanning more than one hundred and fifty years, the building has served generations of students, faculty, and visiting scholars while accumulating a complex history intertwining academic progress, social change, and unexplained paranormal phenomena. The structure has been maintained and renovated multiple times to accommodate evolving institutional needs while preserving its fundamental architectural integrity and historical significance. The most significant tragedy associated with College Hall occurred on a fateful day in 1935 when Mildred Hedges, a first-year student known locally as Millie, fell from an interior staircase and sustained fatal injuries. The exact circumstances surrounding the fall remain somewhat unclear and have been subject to various interpretations over the decades. Millie's death at such a young age, during what should have been the beginning of her academic and personal development, created a profound emotional and spiritual imprint upon the building. She was not the only young person to meet an untimely death within the structure's walls, as historical records indicate that multiple students died by suicide within the building during the 1920s and surrounding decades. These tragedies collectively created layers of grief and psychological trauma absorbed by the physical structure, establishing College Hall as a location bearing the accumulated sorrow of multiple untimely deaths. Paranormal activity at College Hall has been extensively documented and validated through multiple independent witness accounts collected over the past several decades. Mildred Hedges's apparition appears with remarkable consistency in the locations where she spent her final moments, particularly in proximity to the staircase where her fatal fall occurred. Her spirit maintains apparent awareness of living persons present in the building, responding to attempts at communication and demonstrating knowledge of current events and campus activities occurring within the structure. One legendary incident involves a female spirit dressed in a distinctive purple dress whose manifestation occurred in response to a perceived transgression by a living individual. According to the account, a person stole an item from the chapel, and the spirit in the purple dress allegedly pursued this individual with apparent determination, following them across substantial distances of several hundred miles before the apparition's manifestation ceased. This incident suggests a level of spiritual agency and purpose extending beyond simple residual haunting phenomena, indicating intelligent communication and intentional action by deceased spirits. The paranormal phenomena documented at Simpson College's College Hall reflect a complex haunting incorporating elements of both residual and intelligent manifestation. Residual phenomena manifest through repetitive sounds and apparitional appearances occurring at specific times and locations, suggesting recordings of past events imprinted upon the physical environment. Intelligent phenomena are evidenced by responses to direct communication attempts, apparent awareness of human presence, and actions that suggest purposeful communication. The building has become recognized throughout paranormal research communities as an exceptional location for the study of multiple-spirit haunting phenomena and the interaction between intelligent spirits and living persons. The college administration has maintained appropriate respect for the building's paranormal history while facilitating legitimate research and documentary efforts. College Hall remains actively used for academic purposes, yet the persistent paranormal activity has established it as one of Iowa's most thoroughly documented haunted locations, attracting ongoing paranormal research and gaining mention in multiple national paranormal databases and publications.