Baños de la Hedionda – Casares’ magical sulphur bath in wild nature
Hidden between river valleys and limestone cliffs outside Casares lies one of Andalusia’s most fascinating places: Baños de la Hedionda. This isn’t just a bathing spot – it’s a blend of Roman history, healing springs and raw nature.
For many, this is one of the Costa del Sol’s best-kept secrets.
A bath with 2000 years of history
Baños de la Hedionda is known for its sulphurous spring water, which has been used since Roman times. According to legend, Julius Caesar bathed here to cure a skin condition and had the baths extended afterwards. The springs and baths also have Arabic and later historical layers, and the site is protected as a cultural monument. ( Ayuntamiento de Casares)
The name Hedionda roughly means “the smelly one” – a reference to the distinct smell of sulphur. But it’s precisely this mineral-rich water that has made the place famous.
A natural spa in the middle of the landscape
What’s special about Hedionda is that it’s not just an old bathhouse.
It’s an entire natural landscape
Around the Roman bath itself you will find:
- Natural bumps and pools
- Small waterfalls
- Riverbanks with picnic spots
- Limestone formations and canyons
- Hiking trails through untouched nature
The water stays around 21°C all year round and many people come both to swim and for the special nature experience.(Vacalia.com)
What makes it so unique?
There are few places in Europe where you can:
- Bathing in a Roman sulphur bath
- Swim in natural river pools close by
- Hiking in a protected nature area
- Experience history and wild nature at the same time
It almost feels like discovering a secret oasis.
Reservations
During the peak season ( from June 28, 2025 to September 7, 2025 ), access to the Baños de la Hedionda building is regulated regulated by Casares City Council to ensure that its heritage value is preserved and that the maximum capacity is not exceeded between 12:00 and 19:00, Monday to Friday, and until 20:00 on weekends.
Outside the building there are several pools next to the recreation area where swimming is allowed at any time.
Maximum of 24 tickets/hour and 2 tickets/person will be handed out.
Where you should explore
1. The Roman bath
The main attraction.
The stone dome and the old vaults create an almost mystical atmosphere.
2. The natural pools below
Many people prefer these to the bathroom itself:
- Less people
- Clearer water
- Beautiful surroundings
- Perfect for summer swimming
3. Hiking trails along the river
The area around the river is ideal for short walks and nature photography.
Look for:
- Butterflies
- Birds of prey over the cliffs
- Mediterranean vegetation
- Small hidden swimming spots
When should you visit?
Spring
Perhaps the most beautiful time:
- Green valleys
- Flowering
- Perfect temperature
- Little people
summer
Popular for bathing, but come early.
Harvest
Great light and a calmer atmosphere.
Practical tips
Take away:
- Swim shoes (rocky bottom)
- Towel
- Water and picnic
- camera
- Good shoes if you want to explore the trails
Tips:
- Come early in the morning
- Everyday life is calmer
- Check reservation in high season, as access to the main pool is sometimes regulated(CIT Casares)
How to get there
From Casares it takes about 15-20 minutes by car.
From Estepona around 20-25 minutes.
The last part is via a gravel road and a short walk – which makes the experience even more adventurous.
More than a bathroom
Baños de la Hedionda is not just a place you visit.
It’s a place you experience.
- The smell of sulphur in the air. Cold mineral water on the skin. Sun on limestone walls. The sound of the river.
- It’s Roman history, natural spa and hidden adventure all in one place.
- And perhaps the most magical thing about Casares.
The hike to Baños de la Hedionda – secret caves and wild nature near Casares
If the Baños de la Hedionda itself is magical, the walk there is almost even better. Many people discover the baths first – and then realize that the trails, the river and the hidden caves around it are half the experience.
This is a small adventure hike through one of the most beautiful natural areas near Casares.
A trip through limestone, rivers and secret pools
The trail follows the valley around Río Manilva, through Mediterranean landscapes:
- Limestone gorges
- Small river passages
- Wild olives and pine forests
- Natural sulphur balls
- Hidden swimming spots
It feels more like a journey of discovery than a regular hike.
The classic hiking route
Start: Parking area at Hedionda
From here, you can take an easy 1-3 hour round trip, depending on how much you explore.
Easy route:
- Baths
- Elvestien below
- Natural bumps
- Back the same way
Longer tour:
- Hedionda
- Follow the river further downstream
- Explore canyons and gullies
- Return via higher paths with views
The secret caves
What many people don’t know is that some of the finest swimming spots are not the main bathing area.
Along the river you will find small natural pools:
- Turquoise green bumps
- Small waterfalls
- Quiet beach resorts
- Smooth limestone formations
Some feel completely secret.
Perfect for a bath far away from people.
Wildlife on the trail
The hike is also surprisingly good for nature lovers.
Keep an eye out for:
- Griffon vultures over the rocks
- Snake eagle in the thermal
- Kingfisher and bidders
- Lizards and butterflies
- Waterfowl along the river
It’s not unusual to have a little nature safari along the way.
The most beautiful viewpoints
The canyon above the baths
A dramatic point overlooking the valley.
The river passages downstream
Perfect for photography.
The higher paths back
Here you get a panoramic view of:
- Valleys
- Sierra Crestellina
- The coastal landscape
- On clear days all the way to Gibraltar
When should you do the walk?
Spring
Perhaps best of all.
- Flowerbeds
- Friskt won
- Perfect temperature
Early summer
Great for the combination of hiking + swimming.
Harvest
Beautiful light and fewer visitors.
Avoid the hottest summer midday hours.
Practical tips
Take away:
- Good hiking shoes or bathing shoes
- Swimwear
- Water
- Small picnic
- Sun protection
Tips:
- Start early in the morning
- Combine tour and bath
- Follow small side paths – the best hollows are often slightly hidden
A little adventure tour
The beauty of this walk is that it doesn’t feel planned.
- It feels discovered.
- You follow the river.
- You find a culvert.
- So only one.
- Maybe a small waterfall.
- Maybe a vulture over the rocks.
- And suddenly you’ve spent half a day in a landscape that feels like a secret.
That’s why many people say that Baños de la Hedionda isn’t just a bathroom – it’s a little adventure.
