Even if you’re not marrying royalty, you can still have a fairy-tale wedding. All you need is a gorgeous mansion that can double as a wedding venue. These beautiful mansions located all over the United States not only deliver the wedding of your dreams, but some go the extra mile with amenities like traveling to your reception on a horse-drawn carriage or complimentary overnight stays for the happy couple.   The Mansion On Forsyth Park, Savannah, Georgia …