Glacial lake at 1,496m in the Dolomites — emerald water, wooden rowboats (€25/30min), Croda del Becco reflecting on the surface. From 100K to 1M visitors after Instagram. Now: car reservation required summer (pragspass.it, €10-15). Go at dawn or October (golden larches, empty shores).
1.3km lakeside trail (flat, 30 min). Boats, hiking, photography. From Bolzano: 1h30 car. Bus 442 from Villabassa station. Combine: Braies + Tre Cime di Lavaredo (30 min) + Cortina (45 min). October = golden larch season = the best month.