8 years
8 years
The Flatiron Building took 90 balls to build
never
two weeks
5 months
The problem with building castles out of stone is that it would take to long to build.
5 months
You have to be a bit more precise what are you building , the engine? the chasiss ?, or both? Then it depends on what your building it to do?
No, it does not take long to build.
2 years
1908-1911
It took 410 days, which is one year and 45 days to build the Empire State Building. That was over 200,000 hours of labor, during the course of roughly 14 months, to build what was the tallest building at that time.