I can't help giving you some pages to know something about this special day. Let me remind you that in English speaking countries this is not just a day for lovers but for anyone who loves anybody in one way or another. Here you have some links to read about this day:
- http://en.wikipedia.org/wiki/Valentine's_Day: general info from wikipeida
- http://www.history.com/topics/valentines-day: a page with a lot of topics connected to this day
- http://www.bbc.co.uk/religion/religions/christianity/saints/valentine.shtml: this is an article with many details; the language is a bit difficult but it's quite interesting
Happy Saint Valentin's day!