Do’s:-
Wear clothes that cover your shoulders and knees.
Wear comfortable shoes.
Consider bringing a pair of binoculars and a bottle of water.
Bring you cameras but remember to deactivate the flash.
Have a meal or a snack before the tour.
Don’t’s:-
Do not carry pocket knives or glass bottles
Do not carry large back packs. Photo attached of what is acceptable.
Do not take photos or videos in the Sistine Chapel.
Do not wear a hat inside the church.