ℹ️ We have three information hubs around the island and six self-guided walks.
📖 Our walks booklet can be downloaded here – 10Mb. Or click on the individual walks below.
📍 A more detailed map of the Geopark and our boundary is available here.
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North Arran Granite |  |
Sheets/sills |
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Central Complex |  |
Highland Border Complex |
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New Red Sandstone |  |
Old Red Sandstone |
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Carboniferous Rocks |  |
Dalradian Schists |
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Roads |  |
Info Hub |
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Self-guided walks |  |
Geopark Boundary |
1. Hutton’s Unconformity Walk
See the outcrop where James Hutton – the ‘father of modern geology’ – changed human understanding of the planet.
Lochranza Info Hub
OPEN 7 days. Learn about Arran’s spectacular landscape and diverse geology, how it influenced scientific thinking, and the island’s industrial heritage.
4. Glen Rosa Walk
Discover how the erosive power of ice sculpted Arran’s rugged peaks and deep glens.
5. King’s Cave and Drumadoon Walk
Enjoy spectacular views of the Drumadoon Sill’s sheer cliffs and find evidence of the mysterious ‘hand-beast’.
2. North Arran Walk
Discover Arran’s industrial past and follow in the footsteps of the largest invertebrate to ever walk on land!
3. Corrie Shoreline Walk
Follow Arran’s journey through 100 million years of geological time, from tropical seas to stormy deserts.
Brodick Castle Nature Room
CLOSED – Due to building works.
Arran Heritage Museum
OPEN 7 days. View an extensive collection of geological specimens from all over Arran and learn of the island’s culture, history, and archaeology.
6. Kildonan Shore Walk
Explore the evidence for continents breaking apart and search for the footprints of an ancient beast.
|
North Arran Granite | |
Sheets/sills |
|
Central Complex | |
Highland Border Complex |
|
New Red Sandstone | |
Old Red Sandstone |
|
Carboniferous Rocks | |
Dalradian Schists |
 |
Geopark Boundary | |
Roads | |
Information Centre |
|
Self-guided walks |