Druzhba pipeline

Oil pipeline in Austria, Belarus, Czech Republic, Germany, Hungary, Poland, Russia, Slovakia, Ukraine

The Druzhba pipeline, also called the Friendship Pipeline and the Comecon Pipeline, is one of the world's longest oil pipelines and one of the largest oil pipeline networks in the world. It has been in operation since 1964. It carries oil over 4,000 kilometres (2,500 mi) from the eastern part of European Russia to points in Ukraine, Belarus, Poland, Hungary, Slovakia, the Czech Republic and Germany. The network also branches out into numerous smaller pipelines to deliver oil throughout Eastern Europe and beyond.

• Wikipedia