Trefor / Yr Eifl Quarry

Filmed as Dragonstone exterior

📍 Yr Eifl granite quarry, Trefor, Gwynedd, Trefor, United Kingdom

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Trefor / Yr Eifl Quarry — Photo: Geoff Charles · CC BY-SA 4.0 · via Wikimedia Commons

Scene breakdown

Dragonstone exterior

House of the Dragon S02E01

Black-rock establishing shots of Rhaenyra's island seat.

Rhaenyra Targaryen

Real-world history

Granite workings on the Llŷn. Season 2 used Welsh quarries as Dragonstone's black-rock exterior once Monsanto's role receded and Leavesden handled most interiors.

Logistics & accessibility

Admission: Not a formal visitor attraction. View from public paths around Trefor and Yr Eifl; do not enter working faces.

Parking & accessibility: Village parking in Trefor; Yr Eifl trailheads.

Best time to visit: Clear days for the three peaks. Pair with the Aberdaron coast.

What else to see here

Porth y Cwch

Season 2 coastal plates.

Harbour

35 min drive