Natural hot spring · Serbia
Glavno vrelo
Serbia · 5.8 miles southeast of Niš
Last updated
- Type
- Natural Natural hot spring
- Water temperature
- 101°F (39°C) at the source
- Cost
- Free
- Hours or season
- Not recorded
- Clothing
- Not recorded
- Nearest town
- Niš (6 mi / 9 km)
- Coordinates
- Pools or sources
- 3
About Glavno vrelo
Glavno vrelo is a natural hot spring in Serbia, about 5.8 miles southeast of Niš.
The temperature at the source has been recorded at 101°F (39°C). That puts it in the "classic hot-tub range" range. The range most soakers aim for. 104°F is the upper limit the US Consumer Product Safety Commission recommends for hot tubs.
It is a natural spring with little or no development. Some natural springs have rock pools you can sit in, while others are too hot, too shallow or on land where soaking is not allowed.
The site has 3 mapped pools or sources within about 500 meters of each other, including Školska česma, Suva banja.
Water temperature
Classic hot-tub range. The range most soakers aim for. 104°F is the upper limit the US Consumer Product Safety Commission recommends for hot tubs.
Readings come from OpenStreetMap mappers, and other public sources. Temperatures change with season, flow and pool design. See our soak temperature guide for safe soaking times.
Map and directions
Red marks Glavno vrelo. Other colored dots are nearby springs in this directory. Coordinates: 43.29162, 22.00838.
Getting there
- Nearest town: Niš. The spring is about 5.8 miles (9 km) southeast of town in a straight line.
- Nearest large city: Niš, about 6 miles (10 km) in a straight line.
- Planning from a city? See hot springs near Sofia, Bulgaria.
- Use the directions buttons above for a driving route. Final roads to many springs are unpaved, seasonal or closed in winter, so check road conditions before you go.
Hot springs near Glavno vrelo
- Banja e Dobërqanit "Vëllezërit Ibishi" Not recorded
- Novo kupatilo Not recorded
- Hot Spring (Geothermal Groundwater) 138°F
- Bazine Termale Polonezii Not recorded
- Izvoare thermal (7 Izvoare) Not recorded
Before you go
- Check the operator, land manager or park website for current hours, fees and closures. Details in any directory can go out of date.
- Pack out everything you bring, including food scraps. Do not use soap in natural pools.
- Keep your head above water. Warm fresh water can carry Naegleria fowleri, a rare but deadly amoeba that enters through the nose.
- Drink water, limit soaks to 10 to 20 minutes at a time in very hot water, and skip alcohol.
- Read our hot spring etiquette guide and safety guide.
Frequently asked questions
How hot is Glavno vrelo?
The temperature at the source has been recorded at 101°F (39°C), which is classic hot-tub range. The range most soakers aim for. 104°F is the upper limit the US Consumer Product Safety Commission recommends for hot tubs.
Where is Glavno vrelo?
Glavno vrelo is in Serbia, about 5.8 miles southeast of Niš. The GPS coordinates are 43.2916, 22.0084.
Is Glavno vrelo free?
Yes. It is recorded as free to visit. Parking passes or recreation fees may still apply on public land.
Can you soak at Glavno vrelo?
Natural springs vary. Some have pools built by visitors, others are too hot or shallow, and some are on private land or in areas where bathing is banned. Check local rules and test the water before you get in.
What hot springs are near Glavno vrelo?
The closest listed spring is Banja e Dobërqanit "Vëllezërit Ibishi", about 61 miles southwest. Novo kupatilo is about 64 miles away.
What should I bring to a hot spring?
Water to drink, a towel, sandals with grip, a bag to pack out trash, and warm layers for after your soak. At primitive springs bring a headlamp and tell someone where you are going.
Sources and corrections
This listing combines OpenStreetMap. Data last refreshed August 2026. Source 1 Source 2 Source 3 Source 4
Visited recently? Send a correction, such as a temperature reading, fee, closure or photo. If you look after this spring and want it removed, see removal requests.