- World English: Picador
- Published: 5th August 2021
- Agent: James Wills
London is built from concrete, steel and the creative urge.
Old technology gives way to the new. Progress is inevitable – but is it more fragile than its inhabitants realise?
A strange anomaly is uncovered in the new top-secret Crossrail extension being built under Buckingham Palace. It is an archeological puzzle, one that may transform our understanding of history – and the origins of London itself.