Luxembourg City

Walk north from the bridge along Rue Notre Dame through the pedestrian old town — the street narrows into a corridor of honey-stone facades and iron balconies (5-minute walk). The Grand Ducal Palace appears suddenly on your right: a Flemish Renaissance facade with Moorish-influenced turrets that looks more fairy tale than seat of government. A single guard stands at the gate in ceremonial dress — one of the most understated monarchies in Europe.

Tip: The palace facade catches direct sunlight from the south between 10:00 and 12:00 — perfect for photography. Stand across the street at the base of Rue du Marché-aux-Herbes for the best angle. If you visit mid-July to early September, guided interior tours are available (book online weeks ahead), but even the exterior and the quiet Rue de l'Eau behind it reward a slow lap.

Walk one block west to Place Guillaume II — the city's main square where the equestrian statue of William II anchors the space (2-minute walk). Kaempff-Kohler sits on the southwest corner, a Luxembourg patisserie institution since 1922 with a sleek modern interior behind the classic facade. Grab a quiche Lorraine (€6.50) still warm from the oven or a croque monsieur (€8.90), then choose from a glass case of pastries that rivals anything in Paris.

Tip: Skip the upstairs sit-down area and order at the ground-floor counter — same kitchen, half the wait. The macarons (€2.50 each) are the local favorite: grab one pistachio and one salted caramel for the road. They'll fuel the Corniche walk ahead.

Walk east from Place Guillaume II down Rue du Saint-Esprit and through the old gate — the street suddenly opens to a clifftop promenade 70 meters above the Alzette River (8-minute walk). This is the Chemin de la Corniche, called 'Europe's most beautiful balcony' with reason: the entire lower town of Grund unfolds below you like a model village, with the spire of Saint-Jean-du-Grund church rising from a cluster of slate rooftops along the river. Walk the full length slowly — every turn reveals a different composition.

Tip: Afternoon light from the south illuminates the Grund valley below — the warm stone glows between 13:00 and 15:00, making this the ideal window. Stop at the wooden viewing platforms spaced along the path; the second one near Rue de Trèves gives you the signature shot of Neumünster Abbey and the Alzette bend in one frame. Don't rush — this 600-meter walkway is the single most photogenic stretch in the country.

The Corniche deposits you at the northeastern tip of the old town where Count Siegfried built his castle in 963 AD — the literal birthplace of Luxembourg (2-minute walk from the end of the Corniche). The Bock Promontory is a dramatic rocky outcrop with panoramic views in three directions: the Alzette Valley curving north toward Kirchberg's glass towers, the Rham Plateau fortifications opposite, and the old town rooftops behind you. The ruined walls and cannon ports hint at why this fortress was once called 'the Gibraltar of the North.'

Tip: Walk past the Casemates entrance — the underground tunnels are impressive but claustrophobic and slow, skip them on a one-day blitz — and continue to the very tip of the promontory where a small terrace overlooks the full valley junction. This is the single best panoramic viewpoint in the city and rarely crowded after 14:00. From here, take the winding Montée de Clausen staircase down to the valley floor; the descent itself is stunning, with fortress walls towering above you.

After descending from the Bock, you'll find yourself in Clausen — the old brewery quarter along the Alzette River. Wander the riverside path through the afternoon, then settle in at Mousel's Cantine, the tap restaurant of Luxembourg's beloved Mousel brewery. Order the Judd mat Gaardebounen (€24) — smoked pork collar with creamy broad beans, the national dish done right — alongside a fresh Mousel pils drawn ten meters from the tank. The dining room is all dark wood and brewery memorabilia, packed with locals who treat this as their canteen.

Tip: Reserve a table for 19:00 on weekdays or arrive by 18:45 on weekends — locals fill this place fast after work. Ask for a seat in the main hall, not the terrace (the terrace faces the road, not the river). End with a Quetschentaart — plum tart (€7) — the Luxembourgish grandmother's recipe done properly. Avoid the tourist restaurants on Rue Münster in Grund proper: they charge double for half the quality. All Luxembourg public transport is free, so grab the bus from the Clausen stop back to the station if your legs are done.

Walk east along Rue du Marché-aux-Herbes for 8 minutes, passing the old Fish Market square with its Renaissance fountain, until the street ends at the Bock promontory and the city drops away beneath your feet. Arrive right at opening to have the tunnels nearly to yourself — by 11:00, coach groups fill the corridors. These UNESCO-listed casemates are 17 km of underground passages carved into the sandstone cliff, a fortress network that once sheltered 35,000 soldiers and civilians during wartime. Descend through dimly lit corridors to cannon windows that frame the Alzette Valley like portrait paintings.

Tip: At the deepest level, find the openings called 'the eyes of the Bock' — they offer a vertiginous drop straight down to the Grund valley floor with the river winding 60 meters below. Bring a light jacket; the tunnels hover around 10°C year-round. Open March through early November only — closed in winter.

Exit the Casemates back toward the old town and walk 5 minutes west along Rue de l'Eau, a narrow street lined with centuries-old townhouses, to this beloved Luxembourgish tavern tucked into a slim facade. The dining room is small and the tables close together — a sign that locals, not tourists, keep it full. Order the Judd mat Gaardebounen (smoked pork collar braised with broad beans and cream sauce, €22), the national dish you cannot leave Luxembourg without trying. If the weather is cool, start with a bowl of Bouneschlupp (green bean soup with potatoes and bacon, €12) — hearty, smoky, and deeply comforting.

Tip: Arrive by noon sharp — the tiny dining room fills by 12:20 on weekdays and earlier on weekends. Ask for the first-floor table by the window for more elbow room. Skip the tourist-priced brasseries on Place d'Armes two blocks south; they charge 40% more for half the character.

Walk 3 minutes south along Rue du Saint-Esprit, passing the Justice Ministry's columned facade, to the blackened twin spires of the cathedral. Built by Jesuits in the 17th century, the interior is an unexpected marriage of late-Gothic arches and Renaissance ornament — look for the Moorish-influenced geometric patterns on the columns, unique in Northern Europe. Descend to the crypt to find the tomb of John the Blind, the legendary King of Bohemia who rode into the Battle of Crécy despite losing his sight. His motto 'Ich dien' was later adopted by the British Prince of Wales.

Tip: In early afternoon, the sun projects colored light from the Marian stained-glass windows across the nave floor — the effect peaks around 13:30 to 14:00. The crypt columns carry a dark patina from centuries of candle smoke that photographs beautifully in natural light without flash.

Exit the cathedral and walk 4 minutes northeast to the start of the Chemin de la Corniche, called 'the most beautiful balcony in Europe' — a title this promenade genuinely earns. The walkway runs along the top of the old fortress wall, 60 meters above the Alzette Valley, with the red rooftops and church spires of Grund laid out below like a model village. In the afternoon, the sandstone cliff face turns golden, the river catches the light, and the Neumünster Abbey stands pale against the dark valley floor. Walk the full length slowly; every turn offers a different composition of bridges, spires, and cascading greenery.

Tip: The best photograph is from the viewpoint halfway along the path, where the Neumünster Abbey, the Alzette River, and the Bock cliff align in one frame — shoot between 14:00 and 16:00 when the southwest sun illuminates the valley. At the far end, stone steps descend to Grund; scout them now, because you will use them tomorrow morning.

Walk 5 minutes west along Rue de l'Eau, now softly lit by the streetlamps of the old town, to Bouquet Garni — an intimate fine-dining restaurant inside a centuries-old townhouse serving seasonal French-Luxembourgish cuisine. The chef works closely with local producers, and the wine list leans heavily into Moselle Valley whites grown just 30 km east. Try the pike-perch from the Moselle with Riesling beurre blanc (€34) or the veal sweetbreads with morel mushroom cream (€38). Pair with a glass of Domaine Alice Hartmann Auxerrois (€9), a crisp, mineral-driven Luxembourgish white most visitors have never encountered.

Tip: Reserve 2-3 days ahead and request a window table on the first floor — after dark, the old town facades glow under warm streetlight. The three-course menu du jour (around €48) features the freshest market arrivals and is the best value on the menu.