Okay - they were old but I remain singularly unimpressed by all of these claims.
I do not think that there is a chance in fifty thousand that there has ever been 'yer actual Holy Grail' - saved or more likely, purloined by disciples who apparently possessed an unscriptural delight in so-called 'holy relics'.
Let's throw in the Shroud of Turin for good measure, shall we?
A toenail of Saint Scrumptious; the finger of Prophet Bonzo; an eyelash of Saint Kylie; the very Crown of Thorns itself and enough 'pieces of the true cross' to build a small skyscraper." Bah, humbug!" as Ebenezer Scrooge said or "Bah!" as so eloquently stated by Balzac's Old Goriot.
In Santiago de Compostela - a peasant ploughed up some bones in a field and these were declared to be those of St James without a single shred of evidence beyond someone's magical - and rather unprovable - dream.
Unwarranted claims at St Mark's in Venice; the disciple Thomas with more than one grave; 'John the Baptist's head in a pot - if memory serves - isn't that in Bulgaria, somewhere?
I am sick, sick, sick of this anti-Gospel paganism!
What is wrong with simply having your own personal relationship with the Saviour. Huh?