In the news:
Church dome painted by graffiti artists
http://www.bbc.co.uk/news/magazine-21529832
But first the graffiti artists took out books from an art library:
[...] "I told them they couldn't start until they visited a museum in Barcelona to study the Romanesque style I was interested in," Father Borr says. "So they went, and studied, even took out some books."
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