Zollverein Coal Mine Industrial Compex, a UNESCO World Heritage Site. (Essen)

First coal mine opened here in 1847. In 1993 the coal and coking plant was closed. This is now a part of the Ruhr Museum with over 6,000 exhibits. The Ruhr area  has been transforming itself a modern metropolis, with industry and much outdoor recrea…

First coal mine opened here in 1847. In 1993 the coal and coking plant was closed. This is now a part of the Ruhr Museum with over 6,000 exhibits. The Ruhr area has been transforming itself a modern metropolis, with industry and much outdoor recreation. All religious groups have found acceptance.

One small area of the coal mine.

One small area of the coal mine.

About thirteen of the 250 coking furnace, which once produced 11,000 tons of coke a day.

About thirteen of the 250 coking furnace, which once produced 11,000 tons of coke a day.

A view from the very long escalator.

A view from the very long escalator.

Industrial cable for raising mined coal to the surface.

Industrial cable for raising mined coal to the surface.

A helicopter had landed on the grounds.

A helicopter had landed on the grounds.