This land in the west was very important, especially the Ruhr valley.

The path has many viewing points especially in the Ruhr valley.

Eventually, the line of boxes was several deep, especially around larger towns and the Ruhr valley.

They also had coal and iron in the Ruhr Valley.

Buchholz is one of the oldest settlement places in the Ruhr valley.

Here in the Ruhr Valley, however, the tiff has touched a nerve.

When he ordered the French occupation of the Ruhr valley in 1923, his aims were moderate.

Oberhausen is also in the heart of Europe's economic powerhouse, the Ruhr valley.

The factory, in the economically depressed Ruhr Valley, is viewed as the most likely to be shut down.

It is the first of several horse tramways in the Ruhr valley to copy the British model.