Montanejos: Magical Night Swim Under the Stars

Montanejos turns a warm river swim into something far more memorable when darkness settles in. You visit a secluded waterfall, watch the sun fade over Arenoso Dam, then enter the illuminated Fuente de los Baños beneath the stars. Guide Kiumars, also called Kiu, leads the evening and acts as a lifeguard.

I like the small-group size, capped at eight, because it gives Kiu room to help with lights, water shoes, and swimming technique. I also like the unusual rhythm of the outing: sunset, eerie bird calls in the Chillapájaros valley, a warm night swim, then dinner in the village. The main drawback is clear: you need basic swimming ability, and six hours is a long evening built around outdoor water time.

Key points to know

• Warm water in every season: Fuente de los Baños stays between 19 and 21°C, even in winter.
• Five distinct stops: Expect a waterfall, a scenic stop, Arenoso Dam, the thermal river, and a local meal.
• Kiumars leads the water section: He is also a lifeguard and provides individual lighting gear.
• A true night outing: The swim takes place after sunset, with blinking lights and underwater flashlights.
• Small and personal: Private trips and groups of up to eight are available.
• Bring dry clothes: You need a passport or ID card, a change of clothes, and at least minimal swimming skills.

Why the Montanejos night swim feels different

Many day trips to Montanejos focus on bright water, rock walls, and a quick swim. This one changes the timing, and that changes the mood. You arrive in the late afternoon, see the river area before night, and then return to the water after the sky has darkened.

The result is less about ticking off a famous swimming spot and more about noticing sound, temperature, darkness, and open sky. The calls of birds echo through the Chillapájaros area, and the illuminated river gives you enough guidance to move safely without turning the place into a brightly lit pool.

I especially like the way the evening builds slowly. The waterfall provides a quiet start. Arenoso Dam supplies the sunset view. The river comes last, when the stars and darkness have room to take over.

This is still an organized tour, not a solitary wilderness outing. You travel in comfortable transport with a guide, safety equipment, and a fixed plan. But with no more than eight people, it should feel far more personal than a large coach excursion.

Meeting Kiu beside Serranos Towers

The stated meeting point is beside Serranos Towers in Valencia. Look for Kiu waving a red floating noodle, which is an easy marker in a busy city area. The activity information also refers to the nearby Plaza del Ayuntamiento, so check your booking confirmation for the exact pickup wording and time.

The drive to Montanejos forms a large part of the evening, but transport is included. That matters here because returning after a night swim would be awkward without your own car. You can leave the driving to the guide and focus on the scenery and the group.

Kiu speaks English, French, German, Persian, and Spanish. That broad language range is useful for mixed groups, particularly during the water portion, when clear safety instructions matter most.

The group limit is eight people. You can also ask about a private version if you want the outing shaped around your own group. A small group does not guarantee silence, of course, but it does give the guide more time to answer questions and keep track of everyone in the river.

The secret stop and the secluded waterfall

The first stop is described as a secret stop, with about 40 minutes for a visit, photographs, sightseeing, and views along the way. Its appeal is the change of pace. You are not rushed straight to the main swimming spot, and the evening begins with a quieter look at the area.

The waterfall is the most atmospheric part of this opening section. Cascading water gives you an immediate sense of the place before the tour moves to the wider views around the dam. It is also a good reason to bring shoes that can handle wet ground, although the tour provides water shoes for the swimming section.

Do not expect a long hike or a major athletic challenge based on the information provided. The stop is designed as part of a six-hour guided outing, not as a demanding trek. You will have time for photographs, but the precise route and conditions can affect how much time you spend near the water.

This is one of the points where the tour earns its price. You are not paying only for a ride to a river, but for access to several different settings arranged into one evening.

Sunset at Arenoso Dam

The Arenoso Dam stop lasts about 40 minutes and is timed for sunset. This is the best moment for broad views and photographs, with the sky changing color above the water and surrounding hills.

Sunset also provides a useful transition. You see the area in ordinary daylight, then watch it change as the light fades. That makes the later swim more striking, since you already have a sense of the river and its setting.

The stop is scenic rather than packed with formal sightseeing. If you want a detailed historical tour of the dam, this may not be the right focus. The value is the quiet viewpoint and the time to watch the evening unfold.

Bring a phone or camera if you want pictures, but do not let the sunset stop become a race for photographs. Some of the pleasure comes from simply staying put for a few minutes. The evening depends on atmosphere, and that is easily lost if you treat every stop like a quick photo checkpoint.

Through the Chillapájaros valley

The name Valley of the Screaming Birds gives you a fair warning about the soundscape. Bird calls echo through the canyon, creating an eerie mood that contrasts with the calm water later in the evening.

This part of the outing is less about a single attraction and more about the feeling of moving through a dramatic natural setting after sunset. Sounds carry differently in a valley, especially as daylight drops. It is a small but distinctive detail that helps separate this trip from a standard river visit.

The description includes wildlife viewing, but you should not book this expecting guaranteed animal sightings. The dependable feature is the setting and the bird sounds, not a scheduled wildlife encounter.

Keep your expectations practical here. You are not entering a theme park haunted attraction. The atmosphere comes from the canyon, darkness, and natural calls. If you enjoy unusual sensory details, this should be one of the most memorable portions of the route.

The Fuente de los Baños night swim

The main activity takes place at Fuente de los Baños, where you spend about 75 minutes on a guided visit, sightseeing, and swimming. The water remains between 19 and 21°C, or about 66.2 to 69.8°F, throughout the year.

That temperature is mild enough to make the activity possible in winter, though it will not feel hot in the way a heated indoor pool does. If you are sensitive to cool water, the night air may make entering and leaving feel brisk. A dry change of clothes is essential.

The river is illuminated for the swim. Kiu supplies water shoes and personal lighting gear, including color-coded blinking lights and underwater flashlights. These details serve a practical purpose: they help the guide keep track of the group and help you see around you in the dark.

You need minimal swimming skills. The guide is also a lifeguard and helps throughout the water section, but this is not a suitable activity for a non-swimmer. You should be comfortable in water and able to follow instructions. It is not suitable for wheelchair users, either.

The setting is the real draw. You float in warmish thermal water with the night sky above, rather than swimming laps or racing from one bank to another. The pace is deliberately gentle. You may find that the darkness makes you pay more attention to the water, the lights, and the sky.

This is also where the group limit matters most. Eight people is small enough for the guide to monitor the river section closely. A private outing may suit you if your group wants an even quieter experience.

Dinner in Montanejos after the swim

After the water section, the group stops for about an hour in Montanejos for dinner, local snacks, tapas, dessert, and possible beer or wine. The meal provides a welcome return to dry clothes, solid ground, and conversation after the quiet of the river.

Food and drinks are not included in the price, so budget for this separately. The stop is at a local restaurant, and the meal centers on regional food rather than a formal fine-dining experience. That makes it a useful part of the evening, but you should not assume that every dish or drink is covered.

I like this timing. A meal before the swim would make the water portion feel like an interruption. Eating afterward lets the evening finish in a relaxed way, and the drive back to Valencia becomes easier after you have warmed up and eaten.

If you have dietary needs, ask about them before booking. The supplied details do not specify menus or special-diet arrangements, so you should not rely on a particular dish being available.

Is $147 a fair price?

At $147 per person, this is not a cheap way to reach Montanejos. You are paying for a six-hour guided outing with transport from Valencia, water shoes, lighting equipment, photographs, a lifeguard-guide, several scenic stops, and the planning needed to run a night water activity.

Dinner and drinks are extra, which raises the total cost. Still, the price compares differently with a simple self-drive visit. You would otherwise need to arrange transport, find the stops, bring suitable water equipment, manage the return journey in darkness, and handle safety in the river yourself.

The value is strongest if you want a complete evening and do not have a car. It is also stronger for solo visitors and couples who would find private transport and a guided night swim hard to arrange independently.

The value is weaker if you only want a short swim or already have transport and equipment. A six-hour schedule may feel too long for someone who prefers to make a quick stop, take a few photographs, and leave.

Free cancellation up to 24 hours before the activity and reserve-now, pay-later booking add flexibility. Starting times vary, so check availability when you book.

Who should book this outing?

I would choose this for a confident beginner swimmer, a couple looking for an unusual evening outside Valencia, or a family with older children who can manage the water safely. The small group also suits solo visitors who want company without joining a large bus tour.

It is a good match for people who care about atmosphere. The waterfall, sunset, bird calls, river lights, and stars all matter as much as the swim itself.

I would not choose it for a non-swimmer, anyone using a wheelchair, or anyone who dislikes night activities. You should also think twice if you need a tightly controlled schedule, because sunset and outdoor water conditions can shape the evening.

Bring:

• Passport or ID card
• A change of clothes
• Money or a card for food and drinks
• Any personal items you need after swimming

The tour provides water shoes, lighting gear, transport, and photographs. The supplied information does not say that towels are included, so ask before relying on that.

Should you book the Montanejos night swim?

Book it if you want more than a daytime river stop. The strongest reasons are the unusual night setting, Kiu’s hands-on safety role, the warm seasonal water, and the combination of nature stops with a local meal.

Skip it if you cannot swim, dislike cool outdoor water, or want a low-cost excursion with no extra meal expense. For the right person, $147 buys a carefully arranged evening that would be difficult to recreate alone. The starry swim is the payoff, but the waterfall, Arenoso sunset, and strange canyon sounds give the whole outing its character.

FAQ

Where does the Montanejos night swim tour meet?

The meeting point is next to Serranos Towers in Valencia. The guide is described as waving a red floating noodle. The activity information also refers to Plaza del Ayuntamiento, so check your booking confirmation for the final pickup details.

How long does the activity last?

The experience lasts six hours, including transport, scenic stops, the swim, dinner time, and the return to Valencia.

What swimming ability do I need?

Minimal swimming skills are required. The guide is also a lifeguard and provides help, but non-swimmers cannot take part.

Is the thermal water warm in winter?

Yes. The water at Fuente de los Baños stays between 19 and 21°C throughout the year, including winter.

What safety equipment is provided?

The tour provides water shoes and individual lighting equipment. This includes color-coded blinking lights and underwater flashlights.

Is dinner included in the price?

No. Food and drinks are not included. The schedule includes time for dinner, local snacks, tapas, dessert, and possible beer or wine, which you pay for separately.

How many people can join the group?

The activity is available as a private tour or a small group experience. The small-group option allows up to eight people.

What should I bring?

Bring a passport or ID card and a change of clothes. You should also plan for your own food and drinks budget.