Wind turbines have become a part of the Upstate New York landscape over the last several years.

Some think they're an eyesore while others tout their beauty.  Either way, because they are so visible from a distance, it's difficult to tell how large these structures really are.

How long does it take to construct one?  How tall are they?  How do workers maintain them? Watch the video above and you'll get the answers and see in under 6 minutes what takes several days to accomplish.