Bohinj

Bohinj's lake is glacial, deep, cold and startlingly clear, and it is entirely swimmable — colder than Bled by a noticeable margin, but genuinely pleasant by late summer and with the enormous advantage of space. There is no lido and no promenade; you find a spot. A path runs right round the shore, about twelve kilometres and mostly flat, which takes three or four unhurried hours and passes through beech woods, along shingle beaches and under cliffs, with the northern shore the wilder and quieter half. Rowing boats, canoes and stand-up paddleboards are hired at the eastern end, and being out on the water is the best way to understand the shape of the basin — mountains going straight down into it, no development in sight. Motorboats are prohibited, which is why it stays like that. At the outflow sits the much-photographed arched stone bridge and the small church of St John the Baptist, whose interior frescoes are the oldest and best in the valley and are worth the few minutes even if you are not looking at churches. The contrast with its neighbour is a matter of temperament rather than quality: the Bled guide covers the lake with the island, the castle and the boats, which is a different and equally legitimate day.

From the south-western shore a cable car climbs to a plateau at around fifteen hundred metres, and it is the single most efficient thing in the municipality. In ten minutes it delivers you from lake level to a high alpine landscape with a view back down over the whole basin and across to the Julian ridgeline — the sort of panorama that normally costs a four-hour ascent. In winter this is a ski area, and an unusual one: the slopes face the lake and the views from them are the reason people come as much as the snow, with the season depending on altitude rather than on the valley floor, which is often green while the top is not. In summer the same lift opens a network of high paths, ridge walks and mountain huts, and it is the standard way to get a genuine alpine day out of a family holiday without the climb. Take warm layers regardless of the temperature by the water — the difference at the top is substantial and catches people out, which the health and safety guide treats as the real alpine risk rather than the dramatic one.

Behind the lake the valley narrows and rises to the Savica waterfall, which falls in a distinctive A-shape out of the rock face at the head of the basin and is reached by a steep stepped path of a few hundred stairs from a car park — twenty minutes up, and the water is the source of the river that feeds the lake. It is a short outing rather than a hike and is usually combined with something else. The better walk is the Mostnica gorge in the side valley to the north: a narrow limestone slot with a path along it, a stone bridge, water in extraordinary greens, and a route that continues up into a high valley if you want to keep going. Both sit inside the national park, and the deeper you go along either the more obvious it becomes that Bohinj is a trailhead as much as a destination. The standard approaches to Slovenia's highest peak begin from this municipality and its neighbours, and the mountain huts on those routes take reservations that fill early. For a completely different alpine register — a separate range, glacial valleys and farms worked at over a thousand metres — Solčava in the country's north is the counterpart to all of this. Even without any of that ambition, the valley floor has flat, easy, well-marked walking that suits families and rewards an unstructured afternoon.

Accommodation is spread through a handful of villages rather than concentrated: Ribčev Laz at the outflow is the practical centre with the bridge, church and boat hire; Stara Fužina just north is a working village with better eating; Ukanc at the far western end is the quietest and closest to the cable car and the waterfall. There is no town in the resort sense, which is the point, and it also means groceries and restaurants keep shorter hours than visitors expect — plan the evening rather than assuming it. Summer is warm and busy by Bohinj standards, which is to say pleasant; the water is at its best in August and early September. Autumn is exceptional here, with the beech woods turning and the crowds gone. Winter is a genuine second season thanks to the ski area, and the valley is often cloud-filled while the ridge above is in sun. Spring is the awkward one: snowmelt swells the waterfall and the rivers, the high paths are still closed and the weather is unreliable, though the valley itself is beautiful and empty. Whichever season, the register does not change much — this is a place for being outdoors in, not for being entertained by.