Where to wear a wedding band? who wears a wedding ring on the right hand?

In most of the western world the traditional place to wear the wedding ring is on the left hand ring finger.  However in many eastern countries wedding rings can often be found on the right hand or a combination.  Countries such as Syria, Brazil, Turkey, and Lebanon individuals actually start off by wearing the wedding ring on the right hand, but after the wedding ceremony, the ring is moved to the left hand.
In India, the wedding ring is worn on the right hand. Unless you’re not a traditionalist then some have adapted to wear the wedding ring on the left hand ring finger as well. In Sri Lanka though, often times the groom will wear the wedding band on the right ring finger.  That being said the bride, will wear it on the left ring finger.
Many non traditional Jordanian's, may wear the wedding band on the right hand (though not all do)  In Eastern Europe, the bride and groom in countries such as Spain, Portugal, and Greece commonly wear their wedding rings on the right hand.  Yet generally Germans and couples from the Netherlands, start by wearing their engagement rings on the left hand, and then when they are married, they move the wedding rings to the right hand to signify their change in social status.  There are many other countries where the wedding rings are worn on the right hand. 
This list includes couples from:

• Norway
• Belgium (this is quite mixed)
• Poland
• Russia 
• Bulgaria 
• Denmark
• Austria
• Serbia
• Ukraine
• Hungary
• Cuba
• Columbia
• Venezuela
• Peru