Car rentals are so readily available these days that they offer a great excuse for dashing off to places you’ve often dreamt of visiting, without having to worry about the often Byzantine public transport systems of some destinations, especially those of Eastern Europe. Romania is a case in point. Still recovering from the ravages of Ceausescu, whose taste for concrete would have turned the whole country into a giant Southbank Centre given long enough, Romania is rediscovering its fascinating heritage and starting to draw in the tourists. Anyone with a taste for medieval fairytale castles and a passing interest in vampires will have a field day here, and other perhaps less…