"

Bér Andesite Slide and Stone Sea

Located near the village of Bér in Nógrád County, the so-called "basalt slide" and stone sea are, in fact, impressive andesite formations—remnants of intense volcanic activity that shaped this region around 15–16 million years ago. Over time, lava from Miocene eruptions solidified into hard andesite rock, which later fractured and shifted, creating dramatic rockslides and chaotic boulder fields across the hillside.

The feature known locally as the "slide" is a slope covered with smooth andesite blocks, aligned in a way that resembles a natural rock slide. Above and below this area lies the so-called stone sea: a field of massive, irregular andesite boulders scattered across the slope. Their unique appearance and geological significance make the site a true natural monument—perfect for geology enthusiasts, hikers, and families seeking a scenic and educational experience.

This geological site is part of the Novohrad–Nógrád UNESCO Global Geopark, a cross-border initiative that protects geodiversity while promoting sustainable tourism and environmental education. Interpretation panels placed along the trail explain the origin of the andesite rocks, their tectonic history, and the processes that shaped this volcanic landscape. Visitors are kindly asked to respect the natural environment by remaining on marked paths and avoiding rock collection or disturbance.

Hiking Recommendation and Access

The basalt slide is best accessed from the village of Bér via a well-marked forest trail. The round trip is approximately 5 km, gently ascending through mixed woodland. It is ideal for families, school groups, or casual hikers. In spring and summer, wildflowers and birdsong accompany your walk, while autumn offers a vibrant canopy of foliage. Although the trail is not difficult, sturdy footwear is recommended.

The nearest parking is in the village centre of Bér. From there, follow the yellow, then green hiking trail markers. Information boards along the route enhance your experience with geological and natural insights.

Ecotourism Tips

The Bér basalt formations represent how geotourism and environmental awareness can go hand in hand. Please bring a reusable water bottle, pack your snacks responsibly, and take any waste with you. The “leave no trace” principle is essential here. The peace and silence of the area are part of its charm, so help preserve it by avoiding loud noises and disturbing wildlife. This visit is a unique opportunity to deepen your appreciation of volcanic landscapes and foster a deeper connection with nature.

Target group

  • Class trips
  • Families with younger children
  • Families with older children
  • Multigenerational programs
  • Friends
  • Seniors
  • Couples

Other services

  • Type of public space
    • Natural formation
  • Recommended
    • Children
    • Visitors looking for free activities
    • Adventurers
    • budget friendly
    More Info
  • How much time does it require?
    • 3-4 hours
  • Do you have to book in advance?
    • Can be visited without booking
  • Is it guided?
    • Can be discovered individually
  • Seasons
    • Autumn
    • Summer
    • Sring

Sights, programs

Former Quarry of Sámsonháza, Geological Interpretive Site Former Quarry of Sámsonháza, Geological Interpretive Site The former quarry located on the southern peak of Vár Hill, near the village of Sámsonháza, is one of the outstanding geotourism sites of the Novohrad–Nógrád UNESCO Global Geopark.