Cadw Open Doors offer

To celebrate this year’s event, we’re opening the doors of over 20 of our paid-admission sites for free on 24 and 25 September.

Register on Eventbrite now to get your exclusive voucher — and enjoy a journey back in time at our magical monuments! 

Terms and conditions

  • One voucher admits one person (adult or child) to one paid-admission Cadw monument for free on Saturday 24 or Sunday 25 September 2016.
  • Visitors to Cadw’s Open Doors page on Eventbrite can apply for up to four vouchers. At least one person in any group must be over 18.
  • Users must obtain their voucher via Cadw’s Eventbrite page by submitting their postcode and a valid email address.
  • Vouchers must be printed or downloaded to a smartphone/tablet and presented to Cadw staff upon entry to the monument.
  • Only 25,000 vouchers are available. Vouchers are available on a first-come, first-served basis, and can only be used once.
  • Visitors are advised to check site opening hours before planning their journey, by visiting
  • Vouchers cannot be exchanged for any monetary value.
  • The promotion is not open to employees of Cadw or Equinox or members of their families.
  • Promoter: Cadw, Welsh Government, Plas Carew, Unit 5/7, Cefn Coed Parc, Nantgarw, Cardiff, CF15 7QQ.