Infamous asylum and mass grave - horror story behind London's busiest train station

Londoners are accustomed to dashing through Tube stations without a second glance, but beneath the hustle and bustle of Liverpool Street station , the nation's busiest, lurks a chilling history.

The site was once the location of Bethlem Hospital, England's inaugural mental health asylum. The institution gained such notoriety that it became a macabre attraction where people would visit to mock the patients.

Today, the Bethlem Royal Hospital is situated in Beckenham, near Croydon . However, its original location from 1247 to 1676 was where Liverpool Street station now stands.

A City of London blue plaque at one of the station entrances marks the hospital's initial site. This haunting revelation came to light during Crossrail excavations when workers unearthed a 17th-century plague p