The Museo del Tesoro di San Gennaro is a museum of religious relics in Naples, in Campania in southern Italy.

It was opened in December 2003.

The collection includes a large numbers of ex votos as well as silver and gold objects, paintings, bronze busts and an eighteenth-century gilded litter which was formerly used to carry the effigy of the saint in processions.

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40°51′08″N 14°15′34″E / 40.85222°N 14.25944°E / 40.85222; 14.25944