Saint Valentine in Malta. Some Traditionalist Catholics observe earlier calendars of the Roman Rite, in which Saint Valentine was celebrated as a Simple Feast until 1955, when Pope Pius XII reduced the mention of him to a commemoration in the Mass of the day, a position it kept in the General Roman Calendar of 1960 incorporated in the 1962 edition of the Roman Missal, use of which, as an extraordinary form of the Roman Rite, is still authorized in accordance with Pope Benedict XVI's 2007 motu proprio "Summorum Pontificum". February 14 is also celebrated as St. Valentine's Day in other Christian Churches;
Geologists Day for summer field work and expeditions. Geologists Day is traditionally celebrated in almost all geological and mining organizations of the former Soviet Union with festivities starting at the end of preceding week. With tens of thousands of geologists from the former Soviet Union working around the world, the tradition of celebrating the Geologists Day is becoming more international. In addition to geologists, many others involved in related fields also consider this day as their professional holiday and celebrate it. Geologists Day Geologists Day is a professional holiday of geologists, geophysicists and geochemists. It is traditionally celebrated on the first Sunday