Prior to the 1915 earthquake , on the day of the celebrations in honour of the Madonna the Contest of the '' Solco Dritto '' ( " Straight Furrow " ) took place , where local farmers challenged each other with the plough and oxen to trace a furrow from Torlonia Square to the slopes of Mount Salviano . A commission was called to determine the best furrow
1915 earthquake
1915 Avezzano earthquake
Madonna di Pietraquaria