Miracle of the Snow to Be Commemorated at St. Mary Major "Liberian" Basilica Will Be Inundated with Flowers on Tuesday VATICAN CITY, AUGUST 1, 2003 (Zenit.org).- The patriarchal basilica of St. Mary Major will be "inundated" with white petals on Tuesday, August 5, solemn feast of St. Mary of the Snows. The celebration recalls the dedication of the basilica and the famous "miracle of snow," which occurred on August 5, 358 A.D. when snow fell on this little Roman hill of the Esquiline, one of Rome's famous seven hills. It was taken as an extraordinary sign -- August is a...