The name is: Haldenereignis Emscherblick
The construction consists of 210 tons of steel and pipes in a length of 1.5 km. You can also climb the river Tetrahedra and have a great view of the Ruhr area. It is built in the form of a three-sided pyramid and can be walked freely on the Haldenbeckstrasse in Bottrop-Batenbrock.
![](https://s2.save4k.ru/pic/XQaSwzTaC94/maxresdefault.jpg)