Valentine's Day

Couples around the world express their love and devotion with gifts of flowers, chocolates and wedding rings.

Air Force Capt. John Wu and Stephanie Hull, both of Louisville, Ky., kiss as they pose for photographers after being wed on Monday, Feb. 14, 2011, on the 86th floor of the Empire State Building in New York. The two, the grand-prize winners in the 17th annual Empire State Building and TheKnot.com Valentine's weddings event, joined 13 other couples from around the country in exchanging vows at the Big Apple's tallest building. (AP Photo/Tina Fineberg)

Air Force Capt. John Wu and Stephanie Hull, both of Louisville, Ky., kiss as they pose for photographers after being wed on Monday, Feb. 14, 2011, on the 86th floor of the Empire State Building in New York. The two, the grand-prize winners in the 17th annual Empire State Building and TheKnot.com Valentine's weddings event, joined 13 other couples from around the country in exchanging vows at the Big Apple's tallest building. (AP Photo/Tina Fineberg)

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