Is same-sex marriage anything new?

Photos: The many signs of #SCOTUS
Outside the Supreme Court of the United States, people hold signs calling for "equal justice under law."
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Photos: The many signs of #SCOTUS
A group against same-sex marriage prays in an "appeal to heaven" outside the Supreme Court.
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Photos: The many signs of #SCOTUS
Catherine Quinn of Detroit holds up her sign supporting same-sex marriage outside the Supreme Court.
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Photos: The many signs of #SCOTUS
Pastor Larry Hickam holds a sign of what he says is the definition of marriage outside the Supreme Court.
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Photos: The many signs of #SCOTUS
Kevin Rosseel of Washington stands outside the Supreme Court with his sign in support of same-sex marriage.
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Photos: The many signs of #SCOTUS
Stephanie Jones and Diana Iwanski of Clermont, Florida, share their sign in support of same-sex marriage outside the Supreme Court.
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Photos: The many signs of #SCOTUS
Sarah Rauber of Maryland stands in front of the Supreme Court.
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Photos: The many signs of #SCOTUS
McKenna Inskeep hands out stickers in support of marriage equality outside the Supreme Court.
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Photos: The many signs of #SCOTUS
Mike May of Cleveland argues against same-sex marriage in a debate outside the Supreme Court.
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Photos: The many signs of #SCOTUS
Outside the Supreme Court, John Lewis and Stuart Gaffney of San Francisco hold signs celebrating their marriage.
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