Where does the festival take place?

In Germany. Why are they do pipeline? What it's for? What is the length of the pipeline?

The pipeline was built to make the event more eco-friendly
The network length is seven kilometers.

How much beer does the pipeline pump?

It is should reach six glasses every six seconds. Where that festival going to be? Where is a venue?

It's going to be in the village of Wacken, northern Germany.

What kind of music will sound at the festival?

It is heavy metal sound. How much does an average beer each participant use?

On average, 5.1 liters of beer are consumed by each participant.

What are the other objectives of making the pipeline in addition to environment care?

Besides beer, pipelines will also be used to deliver water to the site and remove effluent from it.
What's the name of festival?

The name is the Wacken Open Air.

What exactly kind of harm is caused to the environment?

Beer trucks will no longer churn up the fields every day to reach thirsty fans.
How many people come to the festival every year?

Every year the WOA is visited by near 75 thousand people.

The conversation was very interesting. Thank you, Alex.

As it was for me. Thanks, Grisha.