Berlin once had a very special technical attraction: the pneumatic dispatch system (1865–1976), with its 90 stations and 400 kilometres of tubes, was the second largest of its kind in the world after Paris, and it's technology was exported on a large scale.

The heart of Germany's pneumatic dispatch industry was located at the river Spree, exported it's products …more

By February 2002, Berlin's U-Bahn metro service will look back at a hundred years of history: Its yellow trains are an integral part of the city, just like the Brandenburg Gate, the Kurfürstendamm boulevard and the S-Bahn city railway. Already in 1880, the engineer Werner von Siemens considered building an elevated railway in Berlin. But hardly anyone believed in …more