The remarkable frescoes in The Collegiata, the Romanesque cathedral in the centre of town overlooking the Piazza del Duomo, give a sense of what life was like in the 13th century.

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The digital montage I created uses some of the hand-crafted notes, messages and signs posted up on the mock-Romanesque columns around the cathedral and Paternoster Square before the camp was closed down at the end of February.

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Its walls enclose a still-intact 12th-century round tower, 13th-century Gothic cathedral and exquisite 12th-century Romanesque chapel.

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