St John's Co-Cathedral

How to visit without missing the point

From the street, St John’s Co-Cathedral looks like a mistake — a plain, square limestone fortress with almost no decoration, the kind of building you’d walk straight past. That’s the trick. The Knights of Malta kept the outside austere and poured everything into the inside, so the first step through the door is the whole experience: a nave smothered in carved gilt stone, a vaulted ceiling painted by Mattia Preti, and a floor made of around 400 inlaid-marble tombstones marking the knights buried beneath you.

Buy the €15 adult ticket (€12 for seniors and students, under-12s free) and take the free audio guide that comes with it — it has 20 stops and is the difference between admiring the gold and understanding what you’re looking at. It’s not strict timed-entry, but the queue swells on cruise-ship days, so aim for the 09:00 opening or go on an afternoon when no ships are in. The Museum wing is shut for refurbishment at the moment, but the part everyone comes for — the Oratory — stays open on the same ticket.

The Caravaggios, the dress code, and is it worth it?

Walk through to the Oratory for the two Caravaggios. The big one is ‘The Beheading of St John the Baptist’ (1608): the largest altarpiece Caravaggio ever painted and the only canvas he signed — in the blood spilling from the saint’s neck. Beside it hangs his ‘Saint Jerome Writing’. Give the Oratory fifteen to twenty minutes; the Beheading is the single thing in Malta that’s worth the air fare on its own, and it rewards standing still rather than photographing and moving on.

Two things catch UK visitors out. First, the dress code: covered shoulders, no bare midriffs — bring a light scarf in summer or you’ll be turned away at the door. Second, stilettos and narrow heels are banned to protect the marble tomb floor, so wear flats. Allow about an hour to ninety minutes for the lot.

This is the one paid sight in Valletta we’d tell you not to skip. Pair it with the free Upper Barrakka Gardens view and the noon cannon salute rather than stacking another museum the same morning — the cathedral deserves your attention while you’re fresh, not after you’re templed-out.