Blaenavon Ironworks includes the ruins of five blast furnaces dating from 1788. There is also an exhibit on site that explains its significance.
- N Street, Blaenavon, NP4 9RN
- Telephone (01495) 792615
- Website cadw.gov.wales/daysout/blaenavonironworks/
- Open Jan–Mar Tue–Thu 10am–4pm (last entry 3.30pm); Apr–Oct 10am–5pm daily (last entry 4.30pm); Nov–Dec Tue–Thu 10am–4pm (last entry 3.30pm)