Best free museums and galleries to visit in London

What are the best free museums and galleries in London ? I know there are many museums, but I will have only a few days to visit some of them. Which ones do you recommend to visit ?

You can find many impressing museums in London, so you have to choose according to your preference. Some museums have a free exhibitions, but also a special exhibitions, that require a fee. In case of some museums, you may need a pre-booked ticket.

Best free museums in London:

• Museum of London - is interactive, child friendly museum, documenting the history of the UK's capital city. It is quite big, so you should expect to spend there 2 - 3 hours. Some exhibitions may require a fee.
• British Museum - is deidcated dedicated to a history, art and culture. It is really big, so you should expect to spend there 3 - 4 hours. Permanent galleries are available for free. Special exhibitions usually require a fee.
• Natural History Museum - exhibits wide range of specimens from various segments of natural history. It is free to enter, but some temporary exhibitions and events may require a fee and a pre-booked ticket.
• Science Museum - is interactive museum with a mutliple award-winning exhibitions. You have to pre-book a free ticket.
• Queen's House - it is famous for its extraordinary art collection. Entry is free, but you have to book a ticket.
• Victoria and Albert Museum - it is the world's largest museum of applied arts, decorative arts and design. General admission is free and you don't need to book a ticket.
• Grant Museum of Zoology - is free to visit and you don't need to book a ticket in advance.
• Faraday Museum - it offers you to discover the history of world class scientific research, experiment and invention. Entry is free.
• Museum of London Docklands - explains the history of the River Thames, the growth of Port of London and the docks. You can pre-book a free general admission ticket, but tickets are often also available on the door. Some events may require to buy a ticket.
• Imperial War Museum - general admission to museum is free, but charges may apply to special exhibitions.
• National Army Museum - entry is free.
• Royal Air Force Museum - also know as the RAF Museum. It is dedicated to the history of aviation and the Royal Air Force. Entry is free and you can book your arrival time.
• National Maritime Museum - exposes the collections ship models, navigation instruments and paintings. Entry is free, but it is recommend to book tickets online in advance to guarantee entry.
• Bank of England Museum - is focused on history of the Bank and the UK economy. It is situated in the Bank of England building, but entrance is from the right side. You should expect to spend there 1 hour. Entry is free of charge.
• Design Museum - exhibits product, industrial, graphic, fashion and architectural design. Free entry, no pre-booking needed. Some temporary exhibitions may require a fee and a pre-booked ticket.

I recommend to visit at least Museum of London and British Museum. To see more free London museums, check the list of Free things to do in London.