Contrary to many skeptics, projects of massive scale are put into being with the cooperation across the limits of national borders. International Space Station is definitely the best example of it. It is the largest man-made structure ever-built in Space. It has just become 15 years old and this video shows its wonderful journey, kind of like “Fabulous life of Astronauts on board ISS”. ;-)
The whole project did take long to realise. This infographic shows the history of its construction and development.
Video Source: Space.com