The 10 Best Hidden Gems Things to do in Greater London, England

The only original Battle of Britain RAF Fighter Group Operations Room open to the public. The Operations Room, in reality a series of rooms on 2 levels some 60 feet (18m) underground, is reached via 76 steps. The plotting room with its large map table, squadron display boards, balloon and weather states, is exactly how it was when Winston Churchill visited on 15 September 1940

The Musical Museum tells the changing story of how people have captured and listened to music over the last four centuries. From tiny music boxes to the Mighty Wurlitzer theatre organ in our concert hall, the collection includes an impressive array of instruments and inventions, including reproducing pianos, orchestrions, self-playing violins, pipe organs, gramophones & synthesizers. Find out how music was recorded and reproduced, see and hear them in action. Located near Kew Bridge, Brentford, we're open on Thurday, Friday, Saturday, Sunday & Bank Holidays from 10:30am to 4:30pm. Tours with live demonstrations take place at 11am, 1pm & 3pm. Concession discounts and reduced prices for children and families are available. The Museum is open on any day for groups consisting of 20 people or more - please contact us for further details.

Wunderschönes botanisches Kunstmuseum

Croydon Airport Visitor Centre micro-museum- located in Airport House, Purley Way, Croydon CR0 0XZ. Open on the 1st Sunday of the month throughout the year. Special Open Days at other times- see website for details. Haley Sharpe designed and winner of a British Tourism Award, featuring interactive displays and storyboards. It tells the story of Britain's first major international airport through World War I, Imperial Airways and BOAC, record-breaking flights by the likes of Amy Johnson and other, the Battle of Britain and much, much more.

Spitfire restoration business offering Spitfire Flight Experiences and Spitfire Tours. Based at RAF Biggin Hill we have one of the biggest collection of airworthy Spitfires in the world.

In 1813 England's great landscape painter J.M.W Turner built a small villa, Sandycombe Lodge, on a large plot near the Thames at Twickenham. Here, the painter became an architect. Sandycombe Lodge has been carefully restored to allow visitors to experience Turner's House as he lived in it, and to reflect on his relationship with the beautiful local landscape.

The William Morris Gallery is the only public gallery devoted to William Morris - designer, craftsman, writer, socialist and conservationist. The Gallery is housed in the Grade II* listed building that was Morris's family home from 1848 to 1856.The William Morris Gallery reopened in August 2012 following a major redevelopment and won the Art Fund Prize for Museum of the Year 2013. William Morris Gallery is open Wednesday-Sunday 10am-5pm. Free entry.

The London Museum of Water & Steam at Kew Bridge was built in 1838 and is home to an internationally recognised collection of working steams engines that can be seen in operation every weekend. Come and discover the story of London's water supply through interactive displays and fascinating objects from Romans times to modern day. The museum is also home to a narrow gauge steam railway which is in operation every weekend and selected dates in the school holidays. Families can also enjoy the new Waterworks interactive gallery, with hands on exhibits that bring the story of London's water supply to life and prepare to get wet in the outdoors "Splashzone" where children of all ages can turn wheels, gears and pumps to move water by hand to create amazing outcomes. The rotative steam engines are in operation every weekend with the Cornish Engines running on monthly event days (see website for event listings). After all that, relax and refuel in the Stokers Cafe where you will be able to choose from a range of hot and cold drinks and homemade treats. We are a 5 minute walk from Kew Bridge Station (25 minutes from London Waterloo) and are a short bus journey away from South Ealing station (Picadilly Line + 65 bus) and Gunnersbury (District Line and Overground + 237 or 267 bus). There is a small car park on site for visitors.