Four days later, he took a turn for the worse and died in a nursing home in Blackburn. His cause of death was recorded as gangrene and septicemia from an infected wound.

Detectives investigating his assassination were met with a wall of silence – so much so that Bashall Eaves was later labeled “The Village That Wouldn’t Speak” following a 1979 TV documentary of that name.

Many of the cases included on the map are so famous that they remain stuck in the national psyche, such as the murder of TV presenter Jill Dando in 1999.

Other mysteries – however shocking at the time – have been given history, such as Jack the Ripper’s reign of terror in 1960s London, as well as a number of lesser-known murders that are still unsolved.

Each remains an enigma, families still searching for justice and answers – and in many cases, the killer may still walk the streets.

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There are a total of 107 unsolved murders in Merseyside, according to the interactive map. The the oldest case in Merseyside it’s from 1955. On September 24, 1955, 49-year-old Alice Barton was found strangled, her body mutilated and then dumped in a wartime pillbox.

Just before midday on Saturday 24 September 1955, 11-year-old Peter Williams, a pupil at Grange High School, left his parents at home on Walby Close, on the Woodchurch estate, Birkenheadand I started picking blackberries. Peter and his friends headed to a railroad embankment on the north side of the property where an old concrete pillbox was located.

He looked inside and saw what he thought was a mannequin, however, upon closer inspection, he was horrified to find that it was the body of a woman, with clothes piled over her face and three obscene words scrawled across her torso.

However, it emerged that Alice entered the dangerous world of sex work after leaving her husband John Barton. It was Mr Barton, who had not seen his wife since 1943, who came to identify her body.

Investigations revealed that Alice often took her regular customers, who were believed to be mostly truck drivers, for pills. Police began a massive manhunt for Alice’s killer, scouring the area for clues and making door-to-door enquiries.

More than 40,000 people were also questioned about the murder, however the investigation froze until 2010 when a woman came forward and claimed the killer was her grandfather. She describes the suspicion that her grandfather – her father’s father – who frequented a pub just minutes from the crime scene, was involved in the murder.

The map below shows all unsolved crimes in the UK, including those in Merseyside.

In a social media post, Aimee, 23, of Wirralwrote: “One night he came home wearing clothes soaked in blood, asking my daughter to burn them. My wife was so horrified and shocked that she immediately went to throw them in the wash, but he ordered her to burn them there and then.”

She goes on to say that a few days later, the murder of Alice Barton was reported in the newspaper. She adds: “The killer was never found and no words were ever spoken about him by my grandfather.”

The ECHO understands the “grandfather” referred to in the message is no longer alive. The new information has been reviewed by Merseyside Police’s Serious Crime Unit. However, after 69 years, the identity and motive behind Alice Barton’s murder remains a mystery.

Other mysteries – however shocking at the time – have been given history, as well as a number of lesser-known murders that are still unsolved. Each remains an enigma, families still searching for justice and answers – and in many cases, the killer may still walk the streets.