The top five tourist attractions in Wales are buildings linked to our heritage and culture. Tourism brings in over £3bn to the economy and is a key priority for the Welsh Government.
So why are 3,000 heritage buildings on the verge of falling down? Wales this Week investigates the matter in a programme that'll be broadcast on ITV1 Wales tonight.
Architectural historian Mark Baker is calling for local authorities to do more to preserve buildings under their control, blaming a "lack of understanding" on the part of councils to properly maintain important sites.
"They have a fear they'll end up with the bill" he says.
More top news
Rhondda MP Chris Bryant says security measures at the Palace of Westminster should be reviewed following yesterday's terror attack.
It comes after volunteer beach cleaners found balloon litter on beaches had increased by 53.5% between 2015 and 2016.
Almost £13,000 has been handed out in fines since tailgating became a punishable offence.