Welcome to Europe’s new capitals of cool — Berlin, Prague, and Budapest. These central European cities are constantly in flux, so whether traveling for a week or a semester, prepare for a brush with the edgiest of avant-garde art, film, music, and student life. Let"s Go has picked out the most comfortable, affordable accommodations — in districts that tourists haven’t even heard of — and uncovered the best hole-in-the-wall spots to feed a craving for wurst or goulash. For travelers who are planning a more extensive tour of Central and Eastern Europe, Berlin, Prague, and Budapest are the perfect launching pads for the trip — and Let’s Go will help them get started.