Lübeck’s Altstadt (old town) is on an island encircled by the canalised Trave River. The Hauptbahnhof and central bus station are 500m west of the Holstentor.
Lübeck’s centre is easily walked. Many streets are pedestrianised and off limits to all but hotel guests' vehicles.
Bus tickets cost €2; day cards cost €5.50.
Hourly trains connect Lübeck to Travemünde (€3.50, 22 minutes); there are also boats between the two.