About
Hinterbrühl is a village in Lower Austria, set in the hills south of Vienna. It is a quiet place, best suited to a slower day out than a city visit, and it draws people mainly for one thing: the Seegrotte, an underground lake formed in a former gypsum mine.
The Seegrotte
The Seegrotte is described as the world's largest underground lake. What began as a gypsum mine is now a unique tourist attraction, where visitors can see the flooded caverns that stretch beneath the village. The setting feels very different from the surface, and for many visitors that contrast is the main draw.
The caverns also carry a wartime story. During World War II they were used as an aircraft factory, and the history of that period is part of what makes a visit more than a simple sight to look at.
Above ground
Hinterbrühl also offers natural beauty beyond the caves. The surrounding countryside has scenic hiking trails, which suit a walk after a visit underground or a day spent outdoors on its own.
Because the village is small and calm, it works well as a half-day or full-day trip. Visitors who want more to do can continue to nearby areas of Lower Austria, while those who prefer a quieter pace may find the village and its trails enough.
Who it suits
- Visitors curious about unusual underground places and their history
- Walkers looking for scenic trails in a peaceful setting
- Travellers wanting a calm change of pace from the big cities
Hinterbrühl is a good choice for those who enjoy combining a distinctive landmark with an easygoing village atmosphere.