This Sun article, which originally confused Richard’s Leicester with Henry I’s Reading, lists what they consider to be Britain’s top burial sites, although there is no detail on the supposed “Princes” in that urn, especially now that there is evidence to test the remains. Are there any others you might have included?
And now another remarkable find on our shores, this time the remains of a vessel that must have been wrecked in Tudor times. I hope it yields a great deal of information. https://www.express.co.uk/news/uk/989328/Tudor-shipwreck-found-in-mud-preserved-beach-whitstable-kent