Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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People are more likely to tilt their heads to the right when kissing instead of the left (65 percent of people go to the right!)
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8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
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A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
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Holding hands with someone you love can alleviate physical pain as well as stress and fear.
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In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
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There's a love mattress that is specifically designed for couples who sleep on each other's arms.
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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.
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