There are over 260 museums in London:

• Age Exchange Reminiscence Centre
• Alexander Fleming Laboratory Museum
• Alfred Dunhill Collection
• All Hallows-by-the-Tower Undercroft Museum
• Anaesthesia Heritage Centre
• Apsley House - the Duke of Wellington's London house
• Archives and Museum of Black Heritage
• Arsenal Football Club Museum
• Baden Powell House
• Bank of England Museum
• Banqueting House
• Barnet Museum
• Benjamin Franklin House
• Ben Uri Gallery, London Jewish Museum of Art
• Berkshire and Westminster Dragoons Museum
• Bethlem Royal Hospital Archives and Museum
• Bexley Museum
• Black Cultural Archive and Museum
• Boston Manor House
• Bramah Tea and Coffee Museum
• Britain At War Experience
• British Dental Association Museum
• British Library
• British Museum - national collection of antiquities
• British Optical Association Museum
• British Postal Museum and Archive
• British Red Cross Museum and Archives
• Bromley Museum
• Brooking Collection of Architectural Detail
• Bruce Castle Museum
• Brunel Engine House
• Buckingham Palace
• Building Centre Gallery
• Canada House Gallery
• Carlyle's House
• Cartoon Art Trust
• Centre for Magic Arts
• Charles Dickens Museum
• Chartered Insurance Institute Museum
• Chelsea Physic Garden
• Chiswick House
• Church Farmhouse Museum
• Churchill Museum and Cabinet War Rooms
• Clarence House
• Clink Prison Museum
• Clock Museum, Guildhall
• College of Arms
• Couper Collection
• Courtauld Gallery - old masters and impressionists
• Crofton Roman Villa
• Crossness Engines
• Crown Jewels
• Croydon Clocktower
• Croydon Natural History and Scientific Society
• Crystal Palace Museum
• Cuming Museum
• Cutty Sark Museum
• Dali Universe
• Danson House
• De Morgan Foundation
• Dennis Severs' House, 18 Folgate Street
• Design Museum
• Dr Johnson's House
• Dorich House
• Drapers Company Collections
• Dulwich Picture Gallery - collection of old masters
• Eastside Community Heritage
• Eltham Palace
• Erith Museum
• Estorick Collection of Modern Italian Art
• Fan Museum
• Fashion Textile Museum
• Fenton House
• Firepower! Royal Artillery Museum
• Florence Nightingale Museum
• Forty Hall Museum
• Foundling Museum
• Freemasonry Museum
• Freud Museum
• Fulham Palace
• Fuller's Griffin Brewery
• Galton Collection
• Garrick's Temple
• Geffrye Museum
• Geomatic Engineering Collection
• Gilbert Collection - decorative arts
• Girl Guide Museum
• Golden Hinde Living History Museum
• Grange Museum of Community History
• Grant Museum of Zoology
• Great Ormond Street Hospital Museum and Archive
• Greenwich Heritage Centre
• Greenwich Hospital
• Greenwich Visitor Centre
• Guards' Museum
• Guildhall Art Gallery
• Guildhall Library
• Gunnersbury Park Museum
• Hackney Museum
• Ham House, Richmond
• Hampstead Museum
• Hampton Court - a former royal palace
• Handel House Museum
• Harrow Museum Heritage Centre
• Hermitage Rooms
• HMS Belfast
• Hogarth's House
• Honeywood Heritage Centre
• Honourable Artillery Company Museum
• Horniman Museum
• House Mill Museum
• House of Detention
• Imperial War Museum - museum of warfare in the 20th and 21st centuries
• Impossible Microworld
• Inns of Court and City Yeomanry Museum
• Island History Trust
• Islington Museum
• Jewel Tower
• Jewish Military Museum and Memorial Room
• Jewish Museum (Camden)
• Jewish Museum (Finchley)
• Keats' House
• Kennel Club Art Gallery
• Kensington Palace
• Kenwood House - mansion and collection of old masters
• Kew Bridge Steam Museum
• Kew Gardens Museum No.1 and Marianne North Gallery
• Kew Transport Museum
• Kingston Museum
• Kirkaldy Testing Museum
• Lifetimes Museum
• Leighton House Museum
• Linnean Society Collections
• Linley Sambourne House
• Little Holland House
• Livesey Museum for Children
• London Canal Museum
• London Dungeon
• London Fire Brigade Museum
• London Motorcycle Museum
• London Sewing Machine Museum
• London Silver Vaults
• London Toy and Model Museum
• London's Transport Museum
• London Zoo
• Lothbury Gallery, Time Present and Time Past
• Madame Tussaud's London
• Manor Park Museum
• Marble Hill House
• Maritime Trusts Museum
• Markfield Beam Engine and Museum
• Marx Memorial Library
• MCC Museum
• Merton Heritage Centre
• Michael Faraday Museum
• Museum in Docklands
• Museum of Domestic Design and Architecture
• Museum of Garden History
• Museum of Immigration and Diversity
• Museum of London - the history of London
• Museum of Richmond
• Museum of the Order of St John
• Musical Museum
• National Archives
• National Army Museum
• National Gallery - national collection of Western painting to 1900
• National Maritime Museum
• National Museum of Childhood
• National Portrait Gallery
• Natural History Museum
• Newham Museum at Manor Park Library
• The Newsroom - Guardian and Observer Archive and Visitor Centre
• North Woolwich Old Station Museum
• Old Operating Theatre
• Old Speech Room Gallery, Harrow School
• Orleans House Gallery
• Osterley Park
• Percival David Foundation of Chinese Art
• Petrie Museum of Egyptian Archaeology
• Pitshanger Manor
• Polish Institute and Sikorski Museum
• Prince Henry's Room
• Postal Heritage Trust
• Prudential Building Museum
• Pumphouse and Rotherhithe Heritage Museum
• Puppet Centre Trust
• Queen Elizabeth’s Hunting Lodge
• Queen's Gallery - exhibitions of items from the Royal Collection
• Queen's House - the first Palladian building in England
• Ragged School Museum
• Ranger's House (Wernher Collection)
• Red House
• Redbridge Museum
• Riesco Gallery
• Rose Theatre Exhibition
• Royal Academy of Arts
• Royal Air Force Museum
• Royal College of Music Archives and Museum of Instruments
• Royal College of Physicians Museum
• Royal Fusiliers Museum
• Royal Hospital Chelsea
• Royal Institute of British Architects Drawings Collection And Architecture Gallery
• Royal Greenwich Observatory
• Royal London Hospital Archives and Museum
• Royal Mews - the Queen's stables
• Royal Military School of Music Museum
• Royal Mint Sovereign Gallery
• Royal Pharmaceutical Society
• Royal Philatelic Collection
• Museum of Rugby
• St Bartholomew's Hospital Museum
• St John's Ambulance Museum
• St Paul's Cathedral Crypt Museum
• Salvation Army International Heritage Centre
• Science Museum - national museum of science and technology
• Sherlock Holmes Museum
• Shakespeare’s Globe Exhibition
• Sir John Soane's Museum
• Smythson Stationery Museum
• Somerset House
• South London Gallery
• Southside House
• Spencer House
• Start Gallery
• Stephens Collection
• Strang Print Room
• Sutton House
• Tate Britain - national collection of British art
• Tate Modern - national collection of modern art
• Theatre Museum
• Three Mills
• Tower Bridge
• Tower Hill Pageant
• Tower of London - fortress and former royal residence
• Twinings Museum
• Two Willow Road
• Twickenham Museum
• Type Museum
• UCL Arts Collections
• UCL Geological Sciences Collections
• Valence House Museum
• Vestry House Museum
• Veterinary Museum
• Victoria and Albert Museum - national collection of applied arts
• Wallace Collection - old masters and decorative arts
• Wandle Industrial Museum
• Wandsworth Museum
• Wellcome Library
• Wellcome Museums of Anatomy and Pathology
• Wellington Arch
• Wesley's Chapel and Museum of Methodism
• West Ham United Museum
• Westminster Abbey Museums - venue of British royal coronations
• Westminster Dragoons Museum
• Whitehall Cheam
• Whitewebbs Museum of Transport
• William Morris Gallery
• William Morris Society
• Wimbledon Lawn Tennis Museum
• Wimbledon Society Museum of Local History
• Wimbledon Windmill Museum
• Women's Library
• Young's Ram Brewery