One in a hundred people suffer from Tourette's Syndrome, a neurological condition which causes physical and verbal tics.
Wales This Week has spent time with 17-year-old Joe Holloway, from Denbigh. His Tourette's has affected his family, his schooling and his life. He wants people to better understand how his condition affects his behaviour.
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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.