The two porphyry columns on each side of the Gates of Paradise were plundered by the Pisans in Majorca and given in gratitude to the Florentines in 1114 for protecting their city against Lucca while the Pisan fleet was conquering the island.
De to porfyrsøjler på hver side af Paradisporten blev stjålet af pisanerne på Mallorca og givet til florentinere i 1114 i taknemmelighed over at have beskyttet Pisa mod Lucca, mens Pisas flåde var ved at erobre Mallorca.