Best natural monuments in Laois offer diverse landscapes, from ancient mountains to serene woodlands. Laois, a county in Ireland, features the Slieve Bloom Mountains, one of Europe's oldest ranges, characterized by forest trails, rolling hills, and unique blanket bogs. The region provides opportunities to explore waterfalls, historical sites, and panoramic viewpoints. Visitors can discover a variety of natural landmarks across its terrain.
Last updated: April 28, 2026
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The Giant's Grave is a megalithic tomb. It's said to be the final resting place of the chieftain warrior Bladhma, and after whom the Slieve Bloom Mountains are named.
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The Mass Rock in Blane's Wood, is a historic site that holds significant religious and cultural importance. Located within the Oughaval Wood, the Mass Rock was used for secret Catholic masses during the Penal Laws in the 17th and 18th centuries, when the practice of Catholicism was prohibited. The Mass Rock is nestled in the center of the forest, hidden from view, and a stone cross was erected nearby in 1957 to mark the site. Mass is still celebrated at the Mass Rock on occasion, and an altar and seating were added in the year 2000 to facilitate these services.
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Cullenagh Mountain is a mountain summit in Laois, Ireland. Cullenagh Mountain is 317 metres high with a prominence of 152 metres. It is a designated Marilyn and has a trig pointed summit in forested hilltop.
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The waterfall is not too far from the parking lot and is easy to include in a short hike.
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Worthwhile region for hikes. The paths are very well developed and also suitable for family hikes.
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In addition to a great waterfall, there are stone slabs right on the water at this point of the river where you can relax and cool your feet. The stone formations also look super interesting and make a great photo opportunity.
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Great hiking trail in a unique nature. Attention: the trails can be very wet and muddy.
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Laois offers a variety of natural monuments appreciated by visitors. Among the most popular is Clamp Hole Waterfall, known for its unique stone slabs perfect for relaxation and photography. Another highly regarded spot is the View Across the Slieve Bloom Mountains, offering expansive vistas of one of Europe's oldest mountain ranges.
Yes, several natural monuments in Laois are suitable for families. Clamp Hole Waterfall is considered family-friendly, providing a scenic and accessible spot. The Ridge of Capard also features a specially designed boardwalk on its Capard Route, making it enjoyable for children and offering stunning views.
Laois has natural monuments with significant historical and cultural ties. The Mass Rock, Oughaval Wood, is a poignant site used for secret Catholic masses during the Penal Laws. Another ancient site is the Giant's Grave Megalithic Tomb, believed to be the resting place of the chieftain Bladhma, after whom the Slieve Bloom Mountains are named.
The natural monuments in Laois are excellent starting points for outdoor activities. The Slieve Bloom Mountains, for instance, offer extensive opportunities for hiking, mountain biking, and horse riding, with 17 looped walks available. You can find various waterfall hikes and general hiking routes, including the Glenbarrow Eco Walk, which takes you through beautiful woodland and past waterfalls.
For breathtaking views, the View Across the Slieve Bloom Mountains is a prime location. The Ridge of Capard, part of the Slieve Blooms, also stands almost 500 meters high, offering panoramic vistas that can stretch to the Wicklow Mountains on a clear day. Waterfall, located along the Slieve Bloom Way, also provides a serene viewpoint amidst forest.
Spring is an excellent time to visit, especially for places like Glenbarrow, where the natural woodland is ablaze with bluebells. The Slieve Bloom Mountains are beautiful year-round, but spring and summer offer milder weather for hiking and exploring. For specific spring walks, you can find more information on Laois Tourism.
Yes, Glenbarrow is notable for its impressive three-tiered waterfall and exposed red sandstone bedrock, showing signs of 19th-century quarrying. The Clamp Hole Waterfall also features unique stone formations right on the water.
Many natural monuments in Laois are rich in flora and fauna. The Slieve Bloom Mountains, particularly the Slieve Bloom Nature Reserve, are a haven for nature enthusiasts, with vast areas of blanket bog supporting diverse ecosystems. In Glenbarrow, you might spot hares, foxes, badgers, fallow deer, and various bird species within the woodlands.
The Slieve Bloom Mountains offer a wide range of hiking trails, from short looped walks to the challenging 71km Slieve Bloom Way. Near Glenbarrow, you can find scenic walking trails suitable for various fitness levels, such as the Glenbarrow Eco Walk. For more options, explore the hiking guides for Laois.
Yes, Cullenagh Mountain Summit Trig Point is a natural monument in Laois. It stands at 317 meters high and features a trig point within a forested hilltop, offering a good hiking destination for those looking to reach a summit.
The Slieve Bloom Mountains are among the oldest in Europe, once towering to over 12,000 feet and now standing at around 1,729 feet (527 meters). They are significant for their gently sloping range, extensive forest trails, rolling hills, and unique blanket bogs. The Slieve Bloom Nature Reserve, Ireland's largest state-owned nature reserve, conserves this important ecosystem.
While popular spots like Clamp Hole Waterfall can attract visitors, many of the Slieve Bloom Mountains' numerous trails, especially the longer ones, offer a sense of wilderness and solitude. Exploring the various looped walks beyond the main attractions can lead to quieter experiences. The Mass Rock, Oughaval Wood, also provides a tranquil and reflective experience within a peaceful woodland setting.


Extend your search for the best caves by checking out these guides of the top ones in Laois: