- London Science Museum
It was founded in 1857 and today is one of the city's major tourist attractions. The Science Museum now holds a collection of over 300,000 items, including such famous items as Stephenson's Rocket, Puffing Billy (the oldest surviving steam locomotive), the first jet engine, a reconstruction of Francis Crick and James Watson's model of DNA, some of the earliest remaining steam engines, a working example of Charles Babbage's Difference engine, the first prototype of the 10,000-year Clock of the Long Now, and documentation of the first typewriter. Booking.com