Emergency services from across Wales and the rest of the UK will descend on Bala today to stage a large-scale flooding rescue exercise.
The drills will see representatives from all three fire and rescue services in Wales, North Wales Police, the RNLI and RAF Search and Rescue stage flood rescues around the Bala area in Gwynedd.
They will be joined by teams from Natural Resources Wales, Gwynedd Council, Welsh Ambulance Services NHS Trust, the RSPCA, Severn Area Rescue Association, Maritime and Coastguard Agency, Automobile Association, and North Wales Mountain Rescue Association.
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Although Les Bleus have not won a Six Nations game in Cardiff since 2010, they will arrive with former Wales defence expert Shaun Edwards
The Prince of Wales will meet with residents and businesses devastated by recent floods in a visit to south Wales later.
Whether you are watching the game from the stadium, local pub or your living room, here is everything you need to know ahead of kick-off.