Take a peek inside some of the most interesting building throughout Wales this September!
Many ‘unseen gems’ that are not usually open to the public along with very well known Cadw sites will be open and welcoming thousands of visitors; a chance to really discover the inside stories of these incredible sites with guided tours on offer at number of venues.

From former police stations to radio museums to atmospheric abbeys, there’s plenty to see and do!

Enjoy access to sites like Neath Abbey:
Join a tour of this spectacular abbey with our expert guide and historian, Bill Zajac.
Find out more about the site's colourful history and get the chance to explore this hidden gem first-hand.

Enjoy access to sites like Barclodiad y Gawres Burial Chamber:
A chance to investigate this unique and important passage tomb which is not generally open to the public. Find out more about its architecture and enjoy special access to view the ancient decorated stones.

Check the Cadw website for more information on a full listof sites taking place and the access times.

Cadw monuments require you to register for a free ticket via Eventbrite in order to enter the site, please visit the page and register for yours today!

Cadw is the Welsh Government's historic environment service, working for an accessible and well-protected historic environment for Wales.