Hell's Lum is a collapsed sea cave on the Aberdeenshire coast at Cullykhan Bay, near Pennan, where the roof of a tunnel through the headland has fallen in to leave a gaping hole. The sea surges in and out of the chasm far below, and the name, meaning hell's chimney, comes from the spray and noise. A...
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Parking nearby
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Food Spots nearby
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Staycations nearby
Parking:
Food:
Staycations:
1 day, 4 overnight
AC/DC Glamping, Bankhead Croft House
FAQ's/Things to Know
Where is Hell's Lum?
Aberdeenshire's coastline conceals this wild spot near Cullykhan Bay. People look for the opening along the rugged cliffs.
What type of place is Hell's Lum?
Hell's Lum is a wild swimming spot and collapsed sea cave in Aberdeenshire.
When is the best time to visit Hell's Lum?
Bright autumn mornings offer the most reliable overhead light for looking straight into the cavern. Calm conditions at low tide remain vital to avoid dangerous swells.
What can you do at Hell's Lum?
Brave people swim through the narrow channel and explore the dark subterranean cavern. Walking along the grassy clifftops and photographing the rock formations also make for a great trip.
How long should I spend at Hell's Lum?
Spending about an hour gives you enough time to check the tides, look down from the cliffs, and enjoy the coastal views. Swimmers usually need extra time to change into thick wetsuits and safely navigate the water.
Where do I park at Hell's Lum?
Spaces for five vehicles sit nearby, split into one day and four overnight spots. Full details are available on the UK Hidden Gems app.
Where can I eat near Hell's Lum?
There are no food spots recorded immediately near Hell's Lum, check the UK Hidden Gems app for the nearest options.
Where can I stay near Hell's Lum?
AC/DC Glamping and Bankhead Croft House provide two choices for accommodation in the wider area. Full details are available on the UK Hidden Gems app.
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Last Updated:
02 July 2026


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