The oldest known love song was written 4,000 years ago and comes from an area between the Tigris and Euphrates Rivers.
Diamond Engagement Ring
The tradition of the diamond engagement ring comes from Archduke Maximillian of Austria who, in the 15th century, gave a diamond ring to his fiancée, Mary of Burgundy.
More Love Facts
Philadelphia International Airport finished as the No. 1 best airport for making a love connection, according to an online survey.
The "Love Detector" service from Korean cell phone operator KTF uses technology that is supposed to analyze voice patterns to see if a lover is speaking honestly and with affection. Users later receive an analysis of the conversation delivered through text message that breaks down the amount of affection, surprise, concentration and honesty of the other speaker.