Inside

A hundred euros on "red" – you could do that. But the chances of winning are only around 50 per cent. If, on a visit to the Merkur Casino in Duisburg, you would rather play it safe, then take your money to the restaurant inside – it is definitely in better hands there. In any case, the success rate here is close to 100 per cent, at least from a culinary point of view.

So on my visit in September I leave the glittering slot machines, playing their typical casino tunes, to one side and head straight for the  first floor, where the inside is at home.

For a long time it was one of the best...