![Wacken, Germany. 01st Aug, 2018. Visitors of the Wacken Open Air let themselves be buried in a mud hole in order to cool down. The heat rules among the metal fans. Credit: Wacken, Germany. 01st Aug, 2018. Visitors of the Wacken Open Air let themselves be buried in a mud hole in order to cool down. The heat rules among the metal fans. Credit:](https://c8.alamy.com/comp/PCFRN0/wacken-germany-01st-aug-2018-dust-moves-across-the-festival-site-at-the-wacken-open-air-festival-in-the-evening-while-in-previous-years-the-festival-has-been-a-rather-muddy-experience-this-years-festivalgoers-are-having-to-contend-with-high-temperatures-credit-axel-heimkendpaalamy-live-news-PCFRN0.jpg)
Wacken, Germany. 01st Aug, 2018. Visitors of the Wacken Open Air let themselves be buried in a mud hole in order to cool down. The heat rules among the metal fans. Credit:
Wacken Open Air on Twitter: "Met an old friend at the Artist Village in # Wacken... #moo #metal #wellies http://t.co/QTBsEwuIWL" / Twitter
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![Wacken Open Air on Twitter: "Just met this lovely lady. Asked if her name was Helga, got a ‚moo' for an answer. #wacken #holycow https://t.co/61StUwDuIs" / Twitter Wacken Open Air on Twitter: "Just met this lovely lady. Asked if her name was Helga, got a ‚moo' for an answer. #wacken #holycow https://t.co/61StUwDuIs" / Twitter](https://pbs.twimg.com/media/Djga3JfWwAEoOyu.jpg)