Heritage Explorer

Cadw Historic Sites

117 historic sites across Wales — including four UNESCO World Heritage castles, prehistoric monuments and some of the finest medieval fortresses in Europe.

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Caernarfon Castle, Gwynedd, at dusk
Photo source: Llywelyn2000, CC BY-SA 4.0, via Wikimedia Commons

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Cadw sites near you

From north Wales castles to south Wales abbeys, Cadw sites are spread the length and breadth of the country. Search by location to discover what's nearby.

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Featured Cadw Sites

Some of the finest medieval castles and historic monuments in Wales, cared for by Cadw.

About Cadw

Cadw is the Welsh Government's historic environment service, responsible for protecting and promoting the built heritage of Wales. The name means "to keep" in Welsh, and the organisation manages over 130 sites spanning thousands of years of history — from Neolithic burial chambers and Iron Age hillforts to Norman castles and Victorian follies.

A Cadw membership provides free unlimited access to all managed sites, including four UNESCO World Heritage castles in north Wales. Cadw members also benefit from a programme of events, behind-the-scenes access days and a regular member magazine.

Cadw Membership

  • Free entry to 130+ sites
  • Covers all of Wales
  • 4 UNESCO World Heritage castles
  • Individual, joint and family options
  • Member events and magazine
Learn about membership

Frequently asked questions

What is Cadw?

Cadw is the Welsh Government's historic environment service, responsible for protecting, conserving and promoting the built heritage of Wales. It manages over 130 historic sites across Wales, from prehistoric standing stones and Iron Age hillforts to Norman castles and Tudor mansions.

How many Cadw sites are there?

Land & Legacy features 117 Cadw sites across Wales, spanning thousands of years of Welsh history from prehistoric monuments to medieval castles and Victorian follies.

Is Cadw membership worth it?

Cadw membership gives free unlimited entry to over 130 historic sites across Wales including UNESCO World Heritage Sites like Caernarfon Castle and Beaumaris Castle. Given that entry to a major site like Caernarfon costs around £13 per adult, membership pays for itself very quickly.

Which Cadw sites are UNESCO World Heritage Sites?

Four of Edward I's castles in north Wales — Beaumaris, Caernarfon, Conwy and Harlech — are inscribed as UNESCO World Heritage Sites as part of the "Castles and Town Walls of King Edward in Gwynedd." All four are managed by Cadw and accessible with a Cadw membership.