Trains are probably not the first thing that comes into your mind when you think about Budapest. However, it can be a great way to see more of Hungary and make your trip easy on the wallet.  Hungary's rail system has many routes in operation for travelers as well as long-distance trains running through country borders. If you are planning a vacation with multiple destinations in mind, make sure you explore and pick some of the popular routes like Budapest to Siofok or Budapest to Debrecen.