The team for this Saturday's Six Nations game is expected today.
Wales, the current defending Six Nations champions, take on Ireland at the Millennium Stadium on Saturday.
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Improvements include new visitor centres, medieval chapel restoration and new interactive displays.
Arriva Trains Wales is set to double capacity on some of the busiest routes into Cardiff, it's been announced.
First Minister Carwyn Jones is in north Wales today to open a new hangar at Hawarden Airport.