Erfurt --(45 min-1 hr train)--> Leipzig (2 nights) --(train)--> Erfurt
Leipzig is the natural step up in scale from Erfurt itself: a genuinely large city rather than a compact old town, with enough spread across its centre and surrounding districts to justify two full days without feeling stretched. The train connection from Erfurt Hauptbahnhof is direct and frequent, with ICE services cutting the journey closer to forty-five minutes and regional trains taking a little over an hour, so the choice comes down to budget against speed rather than convenience.
September in Leipzig tends to bring the same mild regional pattern as Erfurt and Weimar, comfortable for a full day of walking with a jacket in reserve for cooler mornings and evenings. Two days after a marathon gives enough recovery buffer to manage a proper city day without the trip feeling like a second athletic event.
Night one: the city centre and its parks. Leipzig's centre is walkable but larger than Erfurt's, so the first day is best spent close in rather than ranging widely. The Leipzig city park system, including the green spaces along the Elster and Pleisse rivers near the centre, offers long stretches of flat, well-surfaced path, a genuinely useful option for a first day when legs are still not fully recovered and benefit from level ground rather than cobbles. The city centre itself mixes handsome squares with busy shopping streets, and a slow first-day pace through both is entirely reasonable. A mid-range hotel near the main train station suits arrivals who want to drop bags quickly, while a guesthouse closer to the old town centre puts restaurants and sights within a shorter walk for the rest of the stay. For dinner, the city's old town has a strong concentration of traditional German restaurants alongside a broader international scene, so choosing based on how far a tired body wants to walk from the hotel is a reasonable filter; a quieter neighbourhood bistro is a good lower-key alternative to a busy central spot on the first evening.
Leipzig's main train station is itself worth a slow look on arrival: a grand, high-ceilinged building with a shopping level built into the concourse, useful for picking up anything forgotten on the trip without needing to find a separate shop. From there, the walk into the old town is short and flat, past a mix of restored historic facades and more recent infill, a fair introduction to a city that was rebuilt piece by piece rather than in a single sweep. The riverside paths a little further out reward a slower pace than the busy centre, with wide gravel tracks shaded by mature trees and enough distance between benches to make a genuine loop of it rather than a stop-start amble. For a first day still carrying some post-race stiffness, alternating a stretch of park walking with a sit-down coffee somewhere along the route works better than committing to one long continuous walk.
Night two: museums and a neighbourhood with more edge. With one day of walking behind them, most runners will be ready for a fuller second day. Leipzig's museum scene is broad, covering everything from fine art to the city's own musical history, and a museum visit paired with a wander through one of the more characterful surrounding neighbourhoods makes a good second-day shape; entry prices vary by venue and by any temporary exhibitions running, so check current admission locally rather than assume a fixed cost. For a change of pace from the historic centre, a district known for its converted industrial buildings and a livelier, more contemporary feel offers a genuinely different texture from the first day's old-town wandering. A second hotel choice, if switching for variety, could sit closer to this kind of neighbourhood rather than the main square, putting a different set of restaurants and cafes within reach for the second evening. A relaxed brewery restaurant or a casual spot serving regional Saxon dishes both make sensible choices for a second dinner without overcomplicating the evening.
That district's streets tend to be flatter and quieter underfoot than the busier shopping streets of the historic centre, worth knowing on a second day when the legs have done a full day of walking already and small comforts start to matter more. Markets and independent cafes cluster in converted courtyards through the area, a good setting for a slow lunch between the morning museum visit and an afternoon spent simply wandering rather than following a fixed plan. Trams connect this district back to the main station reliably enough that there is no need to walk the whole way back at the end of the day, a welcome option once the legs start signalling that two full days of city walking on top of a marathon is enough.
Getting home. Leipzig has the advantage, unusual in this part of Germany, of hosting its own significant airport directly: Leipzig/Halle Airport (IATA: LEJ), with a dedicated rail link from Leipzig Hauptbahnhof that makes it one of the more realistic direct departure points for international runners in the wider region, well ahead of Erfurt-Weimar Airport's very limited scheduled service. For destinations without a direct LEJ connection, Frankfurt Airport remains the major hub option, reachable comfortably by ICE from Leipzig Hauptbahnhof. Check current flight schedules and connection times before booking the return leg, since regional and international service can change between seasons.