like in other countries,there are two forms of marriage,civil and religious.For the civil marriage ,the spouses go to the amphoer with two witness and fill in a few forms,then they are delivered a certificate of marriage.There is no special ceremony, it's only an administrative procedure.The real marriage,the actual wedding,is the religious ceremony. It usually last one day,beginning at bride's house with a ceremony in the morning in presence of the monk,who will say prayer and receive offerings.Bless water may be mixed with wax candle and other ungent and herb and applied by to the forehead of the bride and groom.Then friend and family member are invite to bless the couple,and picture are taken.