Saint Valentine Martyrology for that day. Use of the pre-1970 liturgical calendar is also authorized under the conditions indicated in the motu proprio "Summorum Pontificum" of 2007. Saint Valentine's Church in Rome, built in 1960 for the needs of the Olympic Village, continues as a modern, well-visited parish church. Saint Valentine is commemorated in the Anglican Communion, as well as in Lutheranism, on February 14. The Lutheran Service Book, with its penchant for the old Roman calendar, commemorates Valentine on this date. By some of the Eastern Orthodox Church, Saint Valentine the Presbyter of Rome is celebrated on July 6 and Hieromartyr
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