Luxembourg: Free Public Transport, Tiny Footprint

Luxembourg made every train, tram and bus in the country free to ride in 2020, a first worldwide, which makes it one of the easiest small countries to explore without renting a car. Luxembourg City itself is built across a dramatic gorge, with fortified old-town walls looking down over the Alzette and Pétrusse valleys — worth a full day, not just the layover most itineraries give it between Belgium and Germany.

Luxembourg City vs. the rest of the country#

Most visitors see only the capital, and it earns the time: the Bock Casemates (tunnels carved into the fortress rock), the old town's cathedral, and the Chemin de la Corniche walk along the gorge's edge cover a full day without repeating a view. Outside the city, the country splits into small regions worth a day trip each — the Moselle valley for wine villages along the river, and the Mullerthal, nicknamed "Little Switzerland," for a rockier, forested hiking landscape that surprises people who expect the whole country to look like the capital.

Getting around#

Every train, tram and bus nationwide has been free since 2020 — no ticket to buy, validate or even carry. That includes cross-border trains into Belgium, France and Germany as far as the first stop over the border, which makes Luxembourg City a genuinely practical base for day trips into all three neighbours.

What it costs, and when to go#

Luxembourg isn't a budget destination — it's one of the wealthiest countries in the EU, and prices for food and hotels sit closer to Switzerland than to Belgium next door. Free transport offsets some of that, but expect Western European capital-city prices for meals and accommodation. May–September makes the most of the gorge-side walking paths and outdoor cafés, though the compact old town is walkable in worse weather too, which makes it a reasonable off-season add-on to a Belgium or Germany trip rather than a destination that needs its own dedicated season.

The most common mistake is treating Luxembourg City as a half-day stop between Brussels and Frankfurt — the free transport and small footprint mean a night or two costs little extra logistics and covers ground a layover simply can't.