On Thursdays the galleries stay open until 9pm during exhibitions, while the bookshop is open all week (except Mondays) until 9pm.
Founded in 1946, the artistic and cultural centre was initially housed in a basement on Oxford Street before moving to its first premises in Soho.
For those of you who are too busy at work during the week and always occupied on the weekends, then try one of London's many museum evening openings or 'lates'.
Switch off the TV, forget the gym and instead head out for some nocturnal culture at one of the capital's many museums which keep their doors open late.
Tours cost around 6 and are an invaluable way of soaking it all in with a bit of direction.
Widely recognised as the best house-museum in the world, Sir John Soane's Museum is lit by candlelight on the first Tuesday of each month from 6pm until 9pm.
The Science Museum Lates cover a broad range of themed topics - anything from Sexuality to Sexual Health, Zombies to Broken Hearts, the Science of Comedy to Climate Change - and operate alongside regular returning activities, including gallery tours, lectures, a pub quiz, speed dating, a silent disco, live music, a bar and child-free playtime in the interactive Launchpad gallery.
The Science Museum is one of the most interactive in the city, with loads of hands-on exhibits, and these special evening openings are a great way for adults to recreate the old school field day vibe of their youth with topically themed activities, events and entertainment.With the support of the Arts Council, the ICA moved to its current location at Nash House in 1968.In recent years, the ICA has curated exhibitions featuring the likes of Yoko Ono, Gerhard Richter and Damien Hirst.Every summer, the second oldest botanic garden in Britain opens its gates until 10pm on Wednesdays in July and August.Established in 1673 by the Worshipful Society of Apothecaries, the Chelsea Physic Garden is home to largest fruiting olive tree in Britain and the world's northern-most outdoor grapefruit tree.This may mean you have to leave work early to stand a chance of enjoying the candlelit museum - but it's certainly worth the hassle for this is one of the quintessential London experiences.