“The Significance of Intestinal Parasite Remains in Pollen Samples from Medieval Pits in the Piazza Garibaldi of Parma, Emilia Romagna, Northern Italy,” Assunta Florenzano, Anna Maria Mercuri, Aurora Pederzoli, Paola Torri, Giovanna Bosi, Linda Olmi, Rossella Rinaldi and Marta Bandini Mazzanti, Geoarchaeology, vol. 27, no. 1, 2012, pp. 34–47.
Behold, please, this flawed video of the Piazza Garibaldi of Parma:
(Thanks to investigator Tom Gill for bringing this to our attention.)