The Acid Bath Murders
A self-guided true-crime walk of London, United Kingdom
This self-guided true-crime walk of The Acid Bath Murders in London, United Kingdom follows a documented case across 4 narrated stops over roughly 60 minutes and about 4.5 km on foot. Open the case in the CaseWalk app and each stop is narrated automatically as you arrive at the real location — walk at your own pace, online or fully offline. The route runs from Onslow Court Hotel Entrance to Kensington Police Court Site, Marloes Road.
Coming soon to iOS — open this London case and the narration starts automatically at each stop, online or off.
The route, stop by stop
Onslow Court Hotel Entrance
February 1949. A widow steps out of this hotel on her way to lunch, and a neighbor holds the door. That neighbor is John George…
Natural History Museum — Exhibition Road Corner
February 1949. A pathologist named Keith Simpson received a consignment of sludge from a yard in Crawley — what was left after sulphuric acid had done its work. The question on the table wasn't who had killed Olive…
Chelsea Police Station Steps
February 1949. A man walked through that door voluntarily — to report a friend missing. He gave his name, expressed concern, and waited to be helpful. That man was John George…
Kensington Police Court Site, Marloes Road
March 1949. A man in a suit is brought through a door on Marloes Road, into a magistrates' court that no longer stands here. His name is John George Haigh, and he believes — genuinely believes — that no body means no…
These are the opening lines of each stop. The full narration — and the audio — plays in the app.
— good to know
- How long is the The Acid Bath Murders walk?
- About 60 minutes on foot, covering 4 stops over 4.5 km. You can pause and pick it back up whenever you like.
- What does the The Acid Bath Murders case cover?
- 4 narrated stops, beginning at Onslow Court Hotel Entrance and ending at Kensington Police Court Site, Marloes Road. Each one plays automatically as you reach the real location.
- Is the The Acid Bath Murders case real?
- Yes. It's built from the public record — court documents, contemporary news, and published histories — reviewed by a person, and told in a documentary register, never sensational.
- Do I need an internet connection or mobile data?
- No. Download the case once in the CaseWalk app and the narration plays fully offline — handy while roaming in United Kingdom. GPS triggers each stop as you arrive.
- Is the The Acid Bath Murders walk free?
- Your first walk on CaseWalk is free. After that, unlock a single case with a credit (yours to keep) or go All-Access for every case. Cancel anytime.
- Can I walk it at my own pace?
- Yes. There's no guide and no schedule — start when you want, linger as long as you like, and the next stop plays automatically when you get there.
More cases in London
Open the The Acid Bath Murders case with CaseWalk
Coming soon to iOS. Your first walk is free, and you can download this case for fully offline use.