The Dungeon SSSI, Protected geological area in Heswall, England.
The Dungeon SSSI is a protected conservation area in Heswall on the Wirral Peninsula. The site displays geological layers of the Tarporley Siltstone Formation that are important for understanding regional rock and sediment history.
This location received protected status in 1988 when Natural England designated it as a Site of Special Scientific Interest. The designation recognizes the geological value of the exposed rock layers found here.
The site functions as an educational center where students and researchers study geological formations and ecological systems of the Merseyside region.
You need permission from Natural England before conducting field work or collecting samples at this site. Check access rules before visiting to understand what activities are allowed.
The rock layers here allow scientists to read the environmental history of the region recorded in stone. These ancient sediment records help track how local conditions changed over deep time.
GPS coordinates: 53.33600,-3.10600
Latest update: December 14, 2025 16:42
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