The Museum of the Holy Souls in Purgatory, located in Rome, offers a unique glimpse into the mystical and spiritual aspects of Catholic tradition. Visitors can explore a collection of artifacts believed to bear the marks of souls in purgatory, providing a fascinating insight into this lesser-known aspect of religious history. Alongside these intriguing exhibits, the museum is situated within the beautiful Church of the Sacred Heart of the Suffrage, where one can admire its stunning Gothic architecture and serene atmosphere, making it a must-visit for those interested in the intersection of faith and the supernatural.