Blue John Cavern
Blue John Cavern is a show cave. This one stands 1.5 km west of Castleton. A short trip away is Peveril Castle, 1.8 km off, the first of 19 within 15 km.
Museum near Castleton
Just outside Castleton
Blue John Cavern is 1.5 km west of Castleton. Towns near it ↓
Written from OpenStreetMap, Wikidata, the ONS built-up areas and Met Office 1991–2020 averages.
Weather, month by month
Expect 19°C highs in Castleton in July and August.
Blue John Cavern
Readers can find it on Wikipedia in 3 languages.
- Type
- Museum
- Wikipedias
- Covered in 3 languages
- Town
- 1.5 km west of Castleton
- Official site
- bluejohn-cavern.co.uk
Before you set off
- EntryA fee is charged
Map of Blue John Cavern and nearby
The places near Blue John Cavern are numbered on the map in the order below.
© OpenStreetMap contributors · ONS built-up area 2022
The towns around Blue John Cavern
Bradwell, with 1,368 people, is the largest of the 3. The town it is in comes first, then the others whose pages list it, nearest first.
More to see nearby
Nearby, 19 places within 15 km include 4 attractions, a castle and a fort.
Castle · English HeritagePeveril Castle1.8 km away2
AttractionDevil's Arse (Peak Cavern)1.8 km away3
AttractionTreak Cliff Cavern400 m away4
AttractionSpeedwell Cavern900 m away5
Fort · National TrustCastleton Town Defences1.9 km away6
Historic house · National TrustEyam Hall11 km away7
AttractionPoole's Cavern13 km away8
MuseumEyam Museum11 km awayWithin 15 km, close and well known first. Numbers match the map.
Blue John Cavern in questions
Where is Blue John Cavern?
Blue John Cavern is 1.5 km west of Castleton, Derbyshire.
What is Blue John Cavern?
Show cave in Derbyshire, England.
When is the best time to visit Blue John Cavern?
July and August are the warmest months in Castleton, with afternoon highs of 19–19°C (Met Office 1991–2020 averages).
What else is there to see near Blue John Cavern?
Within 15 km: Peveril Castle (1.8 km), Devil's Arse (Peak Cavern) (1.8 km), Treak Cliff Cavern (400 m) and Speedwell Cavern (900 m).
Places: OpenStreetMap (© OpenStreetMap contributors, Open Database Licence) and Wikidata (CC0), placed in the ONS 2022 built-up area (Open Government Licence v3.0). Visitor counts are the latest Wikidata gives, with their year.
Photos: each place’s Wikidata image, from Wikimedia Commons under the licence below (our copy, resized).
Photo credits (9)
- Blue John Cavern: The original uploader was Espresso Addict at English Wikipedia., CC BY-SA 2.5, Wikimedia Commons
- Peveril Castle: Darren Copley from Sheffield, CC BY 2.0, Wikimedia Commons
- Devil's Arse (Peak Cavern): Photograph by Mike Peel (www.mikepeel.net)., CC BY-SA 4.0, Wikimedia Commons
- Treak Cliff Cavern: Dave.Dunford, CC BY-SA 3.0, Wikimedia Commons
- Speedwell Cavern: michael ely, CC BY-SA 2.0, Wikimedia Commons
- Castleton Town Defences: Douglal, CC BY-SA 4.0, Wikimedia Commons
- Eyam Hall: Nigel Cox, CC BY-SA 2.0, Wikimedia Commons
- Poole's Cavern: Dave Pape, Public domain, Wikimedia Commons
- Eyam Museum: Alan Heardman, CC BY-SA 2.0, Wikimedia Commons
Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2026. Contains OS data © Crown copyright and database right 2026 (ONS boundaries). Northern Ireland: Source: NISRA; contains Land & Property Services data and Ordnance Survey of Northern Ireland information, © Crown copyright, licensed under the Open Government Licence v3.0. Scotland: contains National Records of Scotland data, Registers of Scotland data and SEPA data, © Crown copyright / © SEPA 2025, licensed under the Open Government Licence v3.0.