Mars and Venus Surprised by Vulcan or Venus, Vulcan and Mars is a 1551-1552 oil on canvas painting by Jacopo Tintoretto, now in the Alte Pinakothek in Munich.

The goddess Venus is lying nude on a couch whilst her lover Mars is hiding helmeted under a bed.

Venus' husband Vulcan, tipped off by Apollo, has just returned unexpectedly and has become distracted by his wife's naked body, disregarding the warnings of his dog.

Cupid is sleeping in a cot by the window.

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