Yes you can, after you enter there it is. In the middle of the hallway ;). If you think i deserve it, please like my answer
Yes, you can; it's in the large marble font inside of the Cathedral. In the gift shop (at the entrance to the Cathedral), you can buy small screw-top glass bottles with various Holy images on them. If you ask one of the Priests, they can Bless the Holy Water for you. May God Bless you!
I believe so
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