The Top 13 Natural Monuments around St Arvans
St Arvans’s landscape is a beautiful place to explore — something that you can best experience by visiting one of our 13
beautiful natural monuments around St Arvans. To help you find the one for, you can see all the details you need to explore the best natural monuments, and better plan your next outdoor adventure!
beautiful natural monuments around St Arvans. To help you find the one for, you can see all the details you need to explore the best natural monuments, and better plan your next outdoor adventure!
Last updated: November 16, 2025
The River Severn
Highlight • Natural Monument
Flowing 220 miles (354 km) from the Bristol Channel to the Atlantic Ocean, the River Severn is the longest river in the UK. The river winds through the Welsh Cambrian …
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Slade Brook Travertine Dams
Highlight • Natural Monument
This remarkable series of dams (at least 60) occurs over nearly half a mile of Slade Brook. They completely dam the stream, which is from 3 to 30 ft wide, …
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Devil's Pulpit — View of Tintern Abbey
Highlight • Viewpoint
From Devil’s Pulpit, you're afforded a fantastic view over the ruins of Tintern Abbey, a gothic masterpiece founded in 1131 by Cistercian monks. According to legend, the Devil preached from this spot to tempt the monks to desert their order.
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Giant's Cave, Wye Valley
Highlight • Cave
There are a couple of caves in this area. The first (coming from Chepstow) is very shallow and raided above the path.
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View from Eagles Nest
Highlight • Trail
Eagles Nest is situated at the top of a steep, wooded limestone cliff and as the highest point on the Monmouthshire bank of the Wye, at 770 foot (235 m). …
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Otter Hole Cave
Highlight • Natural Monument
Otter Hole / Otter Cave is known as one of the best "decorated" caves in the UK. Access is restricted to protect the rare formations inside. The cave also floods, …
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Lippets Grove Nature Reserve
Highlight • Forest
Lippets Grove Nature Reserve is a small area of ancient woodland on flat ground to the east of the River Wye.
Lippets Grove lies just east of Offa's Dyke, and …
Lippets Grove lies just east of Offa's Dyke, and …
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Piercefield Wood Nature Reserve – Pathway Closed
Highlight • Natural Monument
You can still go down to "The Annexe" viewpoint of Chepstow Castle (and it's well worth it!)
But a section of path has been closed off due to a landslide. It is *ONLY* accessible via the stairs.
Hope this helps!
But a section of path has been closed off due to a landslide. It is *ONLY* accessible via the stairs.
Hope this helps!
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Giant's Cave
Highlight • Cave
This striking feature is a curving tunnel that is cut into the rock-face through which Piercefield Walk passes via a large opening in the southern side, and a smaller rectangular …
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Gloucester Hole
Highlight • Natural Monument
Can be seen from the opposite bank (Chepstow side) Gloucester Hole, smuggling, storage of tea, explosives or other smuggled goods?? Marked with a Union Jack and only accessible at high tide!
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The Wishing Well
Highlight • Natural Monument
Decorated Gothic church built in 1300's home to a lively Christian community in a small village which once was a large town.
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