A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
Men fall in love faster than women do.
32
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
Parents receive 1 out of every 5 Valentines.
20
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
Two in five people in the world marry their first love.
270
In 2011, archaeologists discovered the skeletal remains of a Roman couple who have been holding hands for 1,500 years.
81