Bridget Riley unveils permanent installation at the National Gallery

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Bridget Riley unveils permanent installation at the National Gallery

A huge new mind-bending work created by Bridget Riley has been unveiled at the National Gallery.

Bridget Riley is said to be one of the trailblazers in optical illusion, her new piece 'Messengers' looks as if it is moving, when viewed from different angles.

It's been inspired by clouds, and has been painted directly onto the wall of the museum.

The piece is a permenant addition to the walls of Annenberg Court in the National Gallery.

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