Museum of Arts and Industry, Paris

Inventions over the years have changed the way we live. And if you want to actually see a few of these life-altering devices, then this is the best place to go. This century old museum specializes in technological inventions and discoveries and has about 3000 such items on display. Exhibits include Pascal's calculator and Foucault's pendulum. It was believed that this museum once stood on an old abbey, and recent excavations have proved it. Lovers of science and gadgets should not miss coming here -it should be top priority on their itinerary.