"It's always a privilege and honour for soldiers to march through the towns and cities of Wales - the places where family, loved ones and friends can welcome them.
"Saturday will be no different and the parade in Caernarfon will be another special day for The Royal Welsh."
The parade will march from the barracks in the town to Castle Square - where the troops will be inspected at 11am.
More top news
In episode three, Trevor Fishlock hears the story of two Welsh nephews who used pigeon post to bring the news of victory at Waterloo.
South Wales Police said it is investigating after tests carried out by ITV Wales revealed traces of the class A drug.
Much of Wales will enjoy hot summer sunshine today, but the clouds are already gathering and it's all change soon!