Blackrock Castle Observatory
A great rainy-day museum in Cork City
Reach for the stars at the 16th century Blackrock Castle in Blackrock, on the outskirts of Cork City. A former watch tower now combined with an award winning observatory for budding astronomers and scientists.
At a glance
Rainy day pick
A great choice when the weather is against you
What parents should know
Reach for the stars at the 16th century Blackrock Castle in Blackrock, on the outskirts of Cork City.
planning
Information source
Summary and location information adapted from Fáilte Ireland’s Tourism Activities and Attractions dataset, accessed 7 September 2026. Source: https://data.gov.ie/dataset/tourism-activities-and-attractions. Licensed under Creative Commons Attribution 4.0: https://creativecommons.org/licenses/by/4.0/. Check the venue’s own website for current visitor arrangements.
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Today
Overcast
19°C
Comfortable and mostly dry
Plan your visit
Cork City
Worth combining
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