ABOUT TWO-THIRDS OF THE 5,400 or so worldwide timeshares are located in towns and cities outside the United States. They can be found in places as diverse as the treasured European city of Paris, France, the up-and-coming global power of Beijing, China, and the South Pacific tropical paradise of Nadi, Fiji. Buying timeshare units outside of U.S. borders can be a good option, for sure, but there are some considerations to keep in mind if you want to make the most of your vacation dollar.