"New Heights" Series: The Wind-Turbine SpecialistTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video09/06/2013September 6, 2013Heiko Matthies, from the Westerwald region, works 100 meters above ground. He checks the huge blades on wind-turbines for possible damage -- and makes repairs where necessary.https://p.dw.com/p/19ctrAdvertisement