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This is a faithful photographic reproduction of a two-dimensional, public domain work of art. The work of art itself is in the public domain for the following reason:
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Add a one-line explanation of what this file representsAzure Grotto, Naples (1841)Les géologues explorent les cavités sous terre.depicts<\/a>"}},"text\/plain":{"en":{"":"depicts"}}},"{\"value\":{\"entity-type\":\"item\",\"numeric-id\":105103700,\"id\":\"Q105103700\"},\"type\":\"wikibase-entityid\"}":{"text\/html":{"en":{"P180":"Azure Grotto, Naples<\/a>"}},"text\/plain":{"en":{"P180":"Azure Grotto, Naples"}}}}">
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