In medieval Italy, if a man was caught kissing a woman in public, he had to marry her whether he liked it or not.
456
In 2012, a Chinese man named Xiao Fan had a dress made out of 9,999 red roses for his girlfriend and then proposed - 9 in China means forever
16
If you mouth the word "colorful" to someone, it looks like you are saying "I love you".
634
Parents receive 1 out of every 5 Valentines.
20
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Sea otters hold hands while sleeping so they don’t drift away from each other.
104
Speed dating was invented by a Rabbi in 1999.
45
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44