Country-wise list
See also
* UNESCO World Engineering Day for Sustainable DevelopmentReferences
External links
* *{{cite web, url=http://calendar.ut.ac.ir/, title=مرکز تقويم موسسه ژئوفيزيک دانشگاه تهران, website=Calendar.ut.ac.ir, access-date=16 July 2018, archive-date=9 February 2006, archive-url=https://web.archive.org/web/20060209200905/http://calendar.ut.ac.ir/, url-status=dead Engineering awards Types of secular holidays January observances February observances March observances April observances May observances June observances July observances August observances September observances October observances December observances Holidays and observances by scheduling (nth weekday of the month) Observances set by the Vikram Samvat calendar Holidays and observances by scheduling (varies)