Thousands of free tickets to be given away at Cadw sites across Wales

When was the last time you visited one of Wales's great castles? There are plenty of stunning ones to choose from and this weekend ten thousand tickets to the most popular sites are being given away. We sent our reporter Nicola Hendy to Caerphilly castle to find out more about it.

A total of 23 attractions, which are normally paid admittance, will be opening their doors for free this weekend as part of the Open Doors project.

To get your free ticket you need to register at Cadw's website.

Here's a full list of the sites that are taking part:

• Beaumaris Castle
• Caernarfon Castle
• Caerphilly Castle
• Castell Coch
• Chepstow Castle
• Cilgerran Castle
• Conwy Castle
• Criccieth Castle
• Denbigh Castle
• Harlech Castle
• Kidwelly Castle
• Lamphey Bishop's Palace
• Laugharne Castle
• Llangar Old Parish Church
• Oxwich Castle
• Plas Mawr
• Raglan Castle
• Rug Chapel
• St Davids Bishop's Palace
• Strata Florida Abbey
• Tintern Abbey
• Valle Crucis Abbey
• White Castle