After some prodding, the men were taken back to the nursing home via a patrol auto and a taxi.
A pair of elderly German men escaped from their nursing home to go to a heavy metal festival, it was reported.
Back in May, it was revealed that Chinese police had managed to take at least three suspects into custody after utilising the technology at concerts for Chinese pop star Jacky Cheung.More news: Rouhani says MPs' call for question unlawful but he will respond
A local officer, Merle Neufeld, said: "Both were disoriented and apathetic".
"They had obviously liked the metal festival", she told NDR, in a statement we use Google Translate to interpret. "The care home quickly organised return transport after police picked them up".
Famous for its muddy grounds, headliners including Judas Priest, Dimmu Borgir, Nightwish and In Flames as well as Red Hot Chilli Peppers, Gojira and Children of Bodom were included in this year's programme.
The 29th edition of the legendary festival was fully sold out, with an expected 75,000 people expected to attend the four-day festival.