The tradition of the diamond engagement ring comes from Archduke Maximillian of Austria who, in the 15th century, gave a diamond ring to his fianc�e, Mary of Burgundy.
Couples around the world who divorce tend to divorce around their fourth year of marriage. After four years, marriages generally stabilize until around eight years.
More Love Facts
The oldest known love song was written 4,000 years ago and comes from an area between the Tigris and Euphrates Rivers.
Philadelphia International Airport finished as the No. 1 best airport for making a love connection, according to an online survey.