On the evening of 7 September 1940, a fleet of 348 German bombers crossed the English Channel and turned east towards London. What followed changed the city forever. For the next 57 consecutive nights — and intermittently for eight more months — the Luftwaffe targeted London’s docks, its factories, its streets and its people. Over 30,000 Londoners died. More than a million homes were destroyed or damaged.
But London did not break.
Decades later, the evidence of that survival is still visible across the city — in ruined churches turned into gardens, in underground bunkers preserved beneath Westminster, and in the gaps between buildings that locals call “bomb gaps.” For American visitors with an interest in history, the Blitz is one of the most powerful stories London has to tell.

What Was the Blitz?
The Blitz — from the German Blitzkrieg, meaning “lightning war” — was the sustained German bombing campaign against Britain that ran from September 1940 to May 1941. London was by far the hardest hit, but Birmingham, Coventry, Plymouth, Bristol, Southampton and dozens of other cities were also targeted.
Hitler’s aim was to break British civilian morale and force a negotiated peace before a full land invasion. He failed on both counts. The bombing killed around 43,000 British civilians, displaced millions, and devastated large areas of London’s East End, the City, and the docklands. But the people endured — a defiance that defined the city’s character for generations.
For Americans, the Blitz has a particular resonance. Edward R. Murrow’s radio broadcasts — “This is London…” — brought the sounds of bombing raids into living rooms across the United States. His reports shaped American public opinion at a time when isolationism was still strong and helped build the support that would eventually bring the US into the war.
St Dunstan-in-the-East: A Bombed Church That Became a Garden
Hidden in the heart of the City of London, just off Lower Thames Street, St Dunstan-in-the-East is unlike any other place in the city. The church was first built in the 12th century and survived the Great Fire of London in 1666 — only to be devastated by a German incendiary bomb in the Blitz of 1941.
Rather than demolish the shell, the City of London left the ruins standing and turned them into a public garden. Today, ivy and climbing plants wind through Gothic arches and empty windows. Trees grow where the nave once stood. On a quiet weekday morning, it is one of the most hauntingly beautiful spots in the entire city.
What makes St Dunstan remarkable is what it shows you about time. The tower — with its distinctive steeple designed by Sir Christopher Wren after the 1666 fire — still stands intact. Around it, the bombed walls frame open sky. You can see exactly where the roof was, where the windows sat, where people once gathered for worship on a Sunday morning in 1940, not knowing it would be one of the last.
The garden is free to enter, open daily, and almost always quiet. Most tourists walk straight past it. That is, frankly, their loss.
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The Churchill War Rooms: London’s Secret Underground
While bombs fell above, Winston Churchill and his War Cabinet met below. Deep beneath the Treasury building in Westminster lies the Cabinet War Rooms — a complex of underground offices, map rooms and living quarters that served as Britain’s nerve centre throughout the war.
Churchill worked, slept and broadcast from these rooms. The Map Room — where the course of the entire war was tracked, day by day — has been left exactly as it was on the day the war ended. Pins still mark positions on charts. Phones sit on desks as if their users just stepped out for a moment.
Today the War Rooms form part of the IWM Churchill War Rooms museum, and they are extraordinary. You walk through narrow corridors that feel genuinely claustrophobic, past the room where Churchill slept (a spartan single bed, a reading lamp, a chamber pot) and into the Cabinet Room where the fate of entire campaigns was decided.
The museum is located on King Charles Street in Westminster, a five-minute walk from Parliament Square. Allow at least two hours. Booking in advance is recommended, particularly in summer.
St Paul’s Cathedral: The Symbol That Refused to Fall
No image captures the spirit of the Blitz more powerfully than the photograph of St Paul’s Cathedral rising through the smoke of December 1940. The dome — Wren’s masterpiece — stands surrounded by fire and ruin. The cathedral itself is untouched.
That survival was not luck. It was the work of the St Paul’s Watch, a volunteer fire-watching unit of around 300 people — architects, artists, clergy and civilians — who took turns sleeping at the cathedral throughout the Blitz. When incendiary bombs landed on the roof, the Watch was there to put them out before the fires took hold.
One bomb, a 1,000-kilogram delayed-action device, lodged in the ground beside the cathedral in September 1940. It took three days to dig it out. When it was finally defused and removed, the bomb squad carried it through the streets of London to prevent an explosion near the building. They detonated it safely in Hackney Marshes, leaving a crater nearly 100 feet wide.
St Paul’s is still an active cathedral and you can visit today. The dome climb — over 500 steps — rewards visitors with one of the best panoramas in London. At the base of the dome, inside the Whispering Gallery, you can lean against the curved wall and hear a whisper from across the room with startling clarity.
The Bethnal Green Tube Disaster: A Story Few Know
During the Blitz, the London Underground became the world’s most famous air raid shelter. Each night, hundreds of thousands of Londoners descended into the Tube stations to sleep on platforms, in corridors and on staircases. The stations were safer than street-level shelters — and they were warm and dry.
But on the night of 3 March 1943, Bethnal Green Underground station became the site of the deadliest civilian disaster of the entire war. A crowd was rushing down the stairs when a woman with a baby stumbled near the bottom. In seconds, the crush of hundreds of people behind her compressed into the stairwell. 173 people died — including 62 children — not from bombs, but from the crush.
The disaster was kept secret by the government for fear of damaging morale. Many of the victims’ families waited years to learn the full truth of what happened.
Today, a memorial staircase covers the entrance to the station. The Stairway to Heaven memorial was opened in 2021, nearly 80 years after the tragedy. It is a quiet, moving tribute to 173 people who died not in battle but simply trying to reach safety.
The Imperial War Museum: The Full Story in One Place
If you want to understand the full human scale of the Blitz — not just the landmarks but the lived experience — the Imperial War Museum in Lambeth is where to go. The Blitz galleries include a reconstructed section of bombed London street, complete with the sounds and smells of a wartime night. You can walk through what it felt like to take shelter, to emerge after a raid and see what was left of your neighbourhood.
The museum holds an enormous collection of personal testimony — letters, diaries, photographs and audio recordings from ordinary Londoners caught in extraordinary circumstances. There are accounts from ARP wardens (Air Raid Precautions), ambulance drivers, nurses and firefighters. The humanity in these accounts is what makes the museum so powerful.
Entry to the permanent galleries is free. The museum is open daily. It stands near Lambeth North Underground station, on the south side of the Thames.
How to Plan Your Blitz Heritage Day in London
The good news is that London’s key Blitz sites are clustered in a manageable area. Here is a practical one-day route:
- Morning: Start at St Dunstan-in-the-East (free, takes 30 minutes). Walk north to the Museum of London Docklands to understand what the East End docks looked like before and after the bombing.
- Midday: Head west along the Embankment to the Churchill War Rooms in Westminster (allow 2 hours, book ahead).
- Afternoon: Walk to St Paul’s Cathedral (15 minutes on foot). Climb the dome. Reflect on the photograph from December 1940 as you look out over the city.
- Optional addition: Tube to Lambeth North for the Imperial War Museum — add 2-3 hours if you plan to see this.
All of these sites are accessible by public transport. An Oyster card or contactless bank card covers all Underground and bus travel.
Frequently Asked Questions About the Blitz in London
How long did the Blitz last in London?
The main phase of the Blitz lasted from 7 September 1940 to 11 May 1941. London was bombed for 57 consecutive nights during the early weeks, then intermittently throughout the winter and spring. A second phase of bombing — the “Little Blitz” — occurred in early 1944, followed by the V-1 and V-2 rocket attacks later that year.
How many people died in the London Blitz?
Approximately 30,000 Londoners were killed during the Blitz, out of around 43,000 British civilians killed across the whole country. More than 1.4 million Londoners were made homeless. The East End — particularly the boroughs of Stepney, Bermondsey and Poplar — suffered the worst casualties.
Can you visit any original Blitz air raid shelters in London?
Yes. The Churchill War Rooms are the most famous underground shelter open to visitors. Several deep-level air raid shelters were built beneath London Underground stations — some have been used for storage, events or mushroom growing since the war. The Clapham South shelter runs occasional tours. Some Anderson shelters (small backyard shelters) survive in London gardens, and a few have been preserved at the London Museum Docklands and the Imperial War Museum.
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