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Lille Blåkilde – The Little Blue Spring of Rold Skov

A remarkably powerful blue spring hidden in Rold Skov, where cold, crystal water, rare species and ancient burial mounds share a quiet forest hollow.

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Tucked deep inside Denmark’s Rold Forest near Skørping, Lille Blåkilde – the “Little Blue Spring” – is anything but small. One of the most powerful springs in the area, it sends around 90 liters of crystal‑clear, limestone-filtered water gushing out every second, at a steady 7.5°C all year. Reached only on foot via forest paths and wooden steps, this protected oasis combines rare chalk grassland plants, unusual cold‑loving insects and traces of ancient burial mounds for a quietly magical nature escape.

A brief summary to Lille Blåkilde

  • Unnamed Road 9520, Skørping, 9520, DK
  • Visit website
  • Duration: 0.5 to 2 hours
  • Free
  • Environment icon Outdoor
  • Mobile reception: 3 out of 5
  • Monday 12 am-12 am
  • Tuesday 12 am-12 am
  • Wednesday 12 am-12 am
  • Thursday 12 am-12 am
  • Friday 12 am-12 am
  • Saturday 12 am-12 am
  • Sunday 12 am-12 am

Local tips

  • Wear waterproof, sturdy shoes; the forest paths and steps around the spring can be muddy and slippery, especially after rain.
  • Bring binoculars or a macro lens if you enjoy observing small insects and details in the clear water and chalk grassland plants.
  • Respect the protected status: stay on paths, do not step into the spring, and avoid collecting plants, animals or stones.
  • Plan to combine Lille Blåkilde with other Rold Skov highlights such as Rebild Bakker, Store Blåkilde or nearby forest lakes.
  • Visit in late spring for flowering orchids and primroses on the chalk slope, or in autumn for rich forest colours along the approach.
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Getting There

  • Public transport from Skørping

    From Skørping Station, take a regional bus toward Rebild Bakker or Rebild area stops; journey times are typically 10–15 minutes and a single ticket usually costs about 20–30 DKK. Services are not constant throughout the day, so check current timetables in advance. From the nearest stop you continue on foot through forest trails to Lille Blåkilde, allowing 20–30 minutes of walking on unpaved, sometimes muddy paths that are not ideal for wheelchairs or strollers.

  • Car access via Rebild Bakker and Rold Skov

    Arriving by car from Skørping or nearby towns, plan around 10–20 minutes’ driving on local roads to one of the marked parking areas along Rebild Kirkevej or Buderupholmvej that serve Lille Blåkilde and the surrounding forest. Parking is generally free but spaces can be limited in fine weather. From the parking area, the spring is only reachable on foot; allow 15–30 minutes along marked forest trails and wooden steps, which can be steep and slippery in wet or icy conditions.

  • Cycling within the Rold Skov area

    Confident cyclists can ride from Skørping or Rebild Bakker into the Rold Skov trail network, typically 20–40 minutes each way depending on route and fitness. There is no fee to use the trails, but surfaces vary from gravel to forest track and may be soft after rain. Bicycles must be left at or near the parking areas or trail junctions, as the final approach to Lille Blåkilde is on footpaths and steps that are unsuitable and not permitted for cycling.

Lille Blåkilde location weather suitability

  • Weather icon Any Weather
  • Weather icon Clear Skies
  • Weather icon Mild Temperatures
  • Weather icon Cold Weather
  • Weather icon Rain / Wet Weather

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Discover more about Lille Blåkilde

A hidden blue eye in Denmark’s great forest

Lille Blåkilde sits in a quiet corner of Rold Skov, one of Denmark’s largest forests, where the trees suddenly open to reveal a remarkably clear, blue-tinged spring. Despite its modest name, this is among the largest springs in the region, pushing out around 90 liters of water every second from underground. The water surfaces through several small craters in the limestone, bubbling up in pale, circular patches that make the spring look almost alive. For about 70 meters the water runs in a narrow stream before joining Lindenborg Å, a broader river that cuts through meadows and forest. Even on still days you can watch sand and lime particles dance in the upwelling, a subtle reminder of the pressure and volume beneath your feet. The colour shifts with the light, from clear glassy green to milky turquoise, especially where bare chalk reflects the sun.

Chalk, cold water and rare forest life

The spring’s constant temperature of roughly 7.5°C creates a small, stable climate that many species depend on. In the water live typical freshwater invertebrates such as stoneflies, mayflies and several caddisfly species. The most talked-about resident is Apatania muliebris, a rare caddisfly usually associated with cold mountain streams in Norway and the Alps. Here, the spring’s steady coolness lets it survive far from its usual high-altitude homes. Where the outflow meets Lindenborg Å in May, you may spot slender, eel-like brook lampreys attached to the gravel. On the slopes around the basin, the thin soil over chalk supports a patch of calcareous grassland, a scarce habitat in Denmark. Lime-loving plants such as primroses, cowslips and early-purple orchids appear in spring, mixed with woodland indicators like Solomon’s seal and Baneberry that hint at the slope’s more densely forested past.

Ancient traces above the waterline

Human history here is almost as deep as the water source itself. A short distance south of the spring lie the remains of an ancient road, stone rows and stone circles, marking an age-old route across the landscape. Above the spring, one of Denmark’s closest gatherings of Stone Age dolmens and Bronze Age burial mounds underlines how long people have settled near this reliable water supply. It is not clear whether the spring once held direct religious significance, but its setting invites that sort of imagination. The combination of unusually blue water, constant flow and nearby burial monuments fits well with the role that many European springs played in myth and ritual. Today, interpretation boards in the wider Rebild Bakker and Rold Skov area help set this cultural landscape in context, even if Lille Blåkilde itself remains pleasingly understated.

A protected pocket of quiet wildness

Lille Blåkilde lies in a protected zone where nature conservation takes priority. Visitors must stay on the paths and platforms, and it is strictly forbidden to dig up plants, collect animals or wade into the spring. These rules safeguard both the delicate chalk grassland and the fragile aquatic ecosystem that depends on clear, undisturbed water. The approach on foot is part of the charm. Trails weave through mixed woodland and small clearings, with the sound of the spring only audible at the last moment. Simple wooden steps lead down to the water’s edge, where low railings and natural banks bring you close without letting you intrude. There are no big facilities here; instead you get birdsong, the murmur of flowing water and the soft rustle of leaves overhead.

Experiencing Lille Blåkilde on the trail

Most travelers visit Lille Blåkilde as a short detour on a longer walk through Rold Skov and the rolling hills of Rebild Bakker. Because it can only be reached by foot, sturdy footwear is essential, especially in wet weather when roots and slopes grow slippery. The setting feels intimate: you can easily spend half an hour simply watching the upwelling, tracing bubbles and testing the chill of the water with your fingers from the bank. Combine the visit with nearby viewpoints, other springs and forest lakes for a full day in the landscape. The lack of built-up infrastructure encourages you to carry your own water and snacks and to leave no trace. For photographers, the best light often comes in the early morning or late afternoon, when low sun angles emphasize the blue tones of the spring and the textures of the surrounding forest floor.

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