Download a free companion podcast about Eastern Europe at Frommers.comTravel to Eastern Europe is booming-international arrivals to Eastern Europe have increased by an average of 3.9 percent each year since 2004Destinations covered in this guide are Bulgaria, the Czech Republic, Croatia, Hungary, Poland, Romania, Moscow & St. Petersburg, Slovakia, Slovenia,and KaliningradAccording to a May 2006 Euromonitor article, Poland has the most visitors (15 million in 2005), with Hungary close behindThe fastest growing destination in Europe is Bulgaria; inbound tourists increased 17 percent between 2004 and 2005Low cost airlines continue to add more routes to and within Eastern Europe.