After the Marathon Calais XXL: Boulogne-sur-Mer
The Route: Calais-Ville → Boulogne-Ville → Calais-Ville Logistics: TER regional train, around 30 minutes each way. Frequent direct services run throughout the day. Marathon Month: June Duration: 1 night
Calais-Ville ──(30 mins TER)──> Boulogne-Ville ──(30 mins TER)──> Calais-Ville
Marathon Calais XXL finishes on the Calais seafront, and most runners have a day or two of stiff legs ahead of them before any serious sightseeing feels appealing. Boulogne-sur-Mer solves that problem by being close enough to reach without committing to a full travel day, and flat enough in its most useful parts to suit someone who is currently walking like they have forgotten how stairs work.
June in Boulogne-sur-Mer means a working port at full pace: France's largest fishing fleet operates out of here, and the harbour is busiest with boats and buyers in the early morning, well before a marathon-weary visitor is likely to be up and about. The town's beach, Boulogne's own stretch of the Opal Coast, is a reasonable width by June and usable for sitting rather than swimming, since the Channel here rarely warms much before August.
Trains from Calais-Ville to Boulogne-Ville run frequently throughout the day, with a typical journey of around 30 minutes and a single fare in the region of €10 booked on the day. No advance booking is required for a journey this short; turning up and buying at the station or through the SNCF Connect app works fine.
Night One: Boulogne-sur-Mer
Boulogne splits into two distinct halves: the Ville Basse, the modern lower town around the port and the aquarium, and the Ville Haute, a walled medieval upper town reached by a genuine climb up from the harbour. For a first evening on tired legs, the Ville Basse is the more forgiving option.
The primary recovery-friendly asset here is Nausicaá, the national sea centre and one of the largest aquariums in Europe, on Boulevard Sainte-Beuve close to the beach. It is entirely indoor and largely level, moving visitors through a long sequence of tanks and exhibits on flat floors with lifts available between the few level changes, which makes it one of the more genuinely restful things to do the evening or morning after a marathon. Adult entry runs from around €30, rising in peak season, and booking online in advance avoids a queue at the door.
The Ville Haute, if the legs allow it later in the stay, is worth the climb for anyone not still hobbling: a complete circuit of thirteenth-century ramparts, roughly 1.5 kilometres around, enclosing a quiet grid of stone streets and the domed Basilique Notre-Dame. It should be treated as a second-day option rather than something to attempt straight off the train.
Where to stay: the ibis Styles Boulogne Centre Cathédrale sits close to the Ville Haute and the station, a dependable, no-surprises base for a single night. Closer to the water, the Hôtel Opal'Inn is a short walk from Nausicaá and the beach, better suited to anyone who wants a flat evening stroll along the seafront rather than a climb up to the old town.
Where to eat: La Matelote, on Boulevard Sainte-Beuve directly opposite Nausicaá, is a long-established, Michelin-recognised seafood restaurant built around the day's catch from the port a few streets away. It is a genuine treat rather than a quick refuel, and worth booking ahead for a Sunday evening. For something simpler, the harbourside quays near the Ville Basse carry a run of more casual fish restaurants serving moules and the local catch without the formality.
Getting Home
Runners flying home internationally after this extension typically route back through Calais or onward via Lille or Paris, rather than departing directly from Boulogne, which has no airport of its own. The return train to Calais-Ville takes around 30 minutes, connecting onward to the Eurostar network via Lille, or to the Dover ferry from the port at Calais, whichever matches the onward journey home.