Enjoy the glitter and gleam when the valley’s Victorian jewel lights up for the evening! Petersen House will be decorated for the holidays in high style, with an emphasis on its Danish heritage. Enjoy free light refreshments, beautiful harp music, and self-guided historic house tours, all by the glow of vintage lamplight. Free admission, no registration necessary. Petersen House is located at 1414 W. Southern Ave., Tempe.