Excitingly different buildings in Paris

Paris understandably guards the historic character of its wonderful street-scapes very strictly, but even here there are distinctly adventurous buildings to be found. The two best known examples are the Pompidou Centre and the glass pyramid in the courtyard of the Louvre, but here are two more examples in the centre of the city - the Citroen building on the Champs Elysées and this wall of the Musée du Quai Branly, as photographed by one of our directors recently