![Energetic heavy metal fans attend one of many concerts during the Danish heavy metal and hard rock music festival Copenhell in Copenhagen. Denmark, 20/06 2015 Stock Photo - Alamy Energetic heavy metal fans attend one of many concerts during the Danish heavy metal and hard rock music festival Copenhell in Copenhagen. Denmark, 20/06 2015 Stock Photo - Alamy](https://c8.alamy.com/comp/KT87KM/energetic-heavy-metal-fans-attend-one-of-many-concerts-during-the-KT87KM.jpg)
Energetic heavy metal fans attend one of many concerts during the Danish heavy metal and hard rock music festival Copenhell in Copenhagen. Denmark, 20/06 2015 Stock Photo - Alamy
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Members American Heavy Metal Band Metallica Perform Concert Hong Kong — Stock Editorial Photo © ChinaImages #235531446
![Energetic heavy metal fans attend one of many concerts during the Danish heavy metal and hard rock music festival Copenhell in Copenhagen. Denmark, 20/06 2015 Stock Photo - Alamy Energetic heavy metal fans attend one of many concerts during the Danish heavy metal and hard rock music festival Copenhell in Copenhagen. Denmark, 20/06 2015 Stock Photo - Alamy](https://c8.alamy.com/comp/KT87KP/energetic-heavy-metal-fans-attend-one-of-many-concerts-during-the-KT87KP.jpg)