The Economy Minister, Edwina Hart, will announce the results for Wales in the Great Britain Tourism Survey later today. It's expected to show the sector is performing well.
In 2011 over 800,000 people from overseas visited Wales, spending more than £300m here.
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Stars of Team GB at this years' Olympics were in Wales today, as part of ITV's I Am Team GB campaign.
As Wales gets involved in the country's biggest sports day - Our Olympians have been getting in on the action.
ITV switched off all of its channels for an hour on Saturday as part of a national sports day event.