Thirty-five kilometres of cables, many thousands of LED diodes and fittings, the possibility of light control and displays of dynamic scenes – this is a brief description of Poznań’s ‘Las Vegas’, the longest fully-lit mall façade in the country (440m). Since its opening ceremony (October 24th) the façade of the mixed-use Poznań City Center project developed by TriGranit, Polskie Koleje Państwowe and Europa Capital has been illuminated in this way. “For a few years now, a combination of lighting systems based on LED technology with control systems has made it possible to have unlimited fun in terms of façade illumination. There are a few malls in Poland that could do this, but no project up to now has had a similar scale,” says Marcin Gryt, an architect who works as a key account manager for Philips Lighting, which participated in the preparation of the illumination project for the Poznań centre. How much money was spent on th