Actually NOT correct......Marriage as we know it today has ONLY been around roughly 600 years, prior to that......marriage was more for nobility than common folks, who would typically find someone of the opposite-sex and simply live together....which in time gave them a marriage, but NO ceremony or record of the event was noted unless in a family tree.<quoted text>
Just a heads up, marriage has existed in every single culture in ALL of recorded human history! 8,000 years, not 500.
This article will explain marriage to you in the Western Civilization:
As for Same-Sex couples marrying......there is recorded history of that as well. There is a picture hanging in the Kiev Museum depicting two Saints in a marital ritual with Jesus in the middle appearing to bless the union. Here is the article:
Oh and repeating the question about a Butch Lesbian has already been answered several times!!!