A 19th-century bull mosaic in Milan's Galleria Vittorio Emanuele II, which is said to bring good luck to those who rub its testicles, has undergone restoration. The mosaic, representing Turin, had its testicles significantly worn down by tourists performing the tradition, creating a small crater. Restorer Gianluca Galli was tasked with repairing the artwork, noting the tradition's charm but also its damaging effect on the mosaic. AI
RANK_REASON This story is about a mosaic's restoration due to a tourist tradition and does not involve AI or significant technological advancements.
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