Art may be a wonderful source of comfort and solace but historically it has not always been safe for its makers or the environment. is in April so for this month’s we look at art materials that are toxic or damaging for the environment.

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At the posthumous sale of his collection in 1826, Landscape with a Waterfall was described as: ‘a rustic landscape, the melancholy of which inspires reverie…’ More to the point, the catalogue entry clearly stated: ‘It was Monsieur Denon’s favourite picture’.

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This week, our series continues the theme of seeking refuge in art during troubled times.

Made by acclaimed landscape painter this dramatic vista is dominated by turbulent, fast-moving water flowing through a rocky gorge.

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