As it does so, the kinetic energy of the water can be used to drive turbines generating electricity. We can drive turbines straight off a water wheel in a river but we can get lots more energy and control over the amount we produce by damming a high valley and allowing the water to run down as we need power.
Obviously the different films and scenes where in different places, but like in harry potter and the prisoner of askaban (with the night bus), and all the hogwarts scenes wherâ¦e filmed somewhere in or near London. A lot of it was filmed in leavesden film studios in Watford, Hertfordshire.
What You Can Expect. Warner Bros. Studio Tour London The Making of Harry Potter. Your visit to the Warner Bros. Studio Tour begins with departure from London by double-decker bus for the 17-mile (27-km) drive from the city to the town of Watford in Hertfordshire, where the studio is located.