The Barbican have commissioned Argentinian artist Leandro Erlich to create a 3D optical illusion.

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'Dalston House' looks exactly like a regular Victorian building. But it's not. It's really just a reflection.

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The facade lies 'horizontally on the ground with mirrors positioned overhead'.

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This means that to the viewer, participants appear to be climbing up the walls, Spiderman-style.

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The installation runs from 26 June 2013 - 4 August 2013.

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