One of the areas badly hit by the floods in Switzerland is Matte, in the capital's historic old town. Containing hundreds of 17th- and 18th-Century houses, the old town - surrounded on three sides by the River Aare - is classed as a Unesco heritage site. Hundreds of people have had to be evacuated, Imogen Foulkes reports. Matte is residential but also has waterside cafes and clubs When the rains started at the weekend, the river levels rose, but, at first, not dramatically. Although the Matte district is at water level - and has a canal carrying water from the...