London (CNN)For years, residents of a small UK village were left baffled as to why bundles of cash, usually totaling £2,000 ($2,598) each, were being left on their streets.
The mystery over who's been leaving £2,000 cash bundles in a UK village has been solved
Now, the mystery has finally been solved -- and two good Samaritans were behind the kind gestures.
The generous pair voluntarily came forward to the police after residents were left puzzled by the regular appearance of cash bundles, which have been found 12 times in Blackhall Colliery since 2014.
The couple, who have asked to remain anonymous, received unexpected windfalls and wanted to leave the money to help people, Durham Constabulary said in a statement.
They chose Blackhall Colliery as they had an "emotional connection" to the village after being helped by a resident, police added.
Since 2014, the couple have visited the village and left the bundles in places where the money would be found by those in need, such as pensioners and people who have fallen on hard times.
The pair would often stay to make sure the cash had been picked up, police said.
It is not clear whether the pair will continue to leave cash, but police said that any money handed in will be returned to the finder.
"I would like to thank the good Samaritans for getting in touch, and also to the honest residents of Blackhall who have continued to hand the money in," Detective Constable John Forster said. "We would encourage anyone who may find another bundle to continue to hand it in. All the previous bundles have been returned to