The following overview lists the visiting hours for Internal Fire, Museum of Power in Tan-y-groes. Please note that opening hours on special days or holidays may differ from what is displayed here. We therefore recommend you to always check the opening hours on the Internal Fire, Museum of Power website before your visit.
Easter until October
Wednesday to Sunday and Bank Holidays: 10.30am to 5.00pm
Monday to Sunday: 10.30am to 5.00pm
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