Check out these milling and turning images:
Milling and Turning

Image by Haukur H.
A milling/turning machine at work.
On this photo the machine is milling key grooves in a 200mm axle.
Mill Springs Mill Cornbread Festival 2011

Image by NashvilleCorps
The overshot waterwheel at Mill Springs Mill turns while the mill operates during the 18th Annual Cornbread Festival May 28, 2011. There was a large turnout of people to see the mill and enjoy the booths and entertainment by scenic Lake Cumberland. (USACE photo by Leon Roberts)
Mill Springs Mill Cornbread Festival 2011

Image by NashvilleCorps
The overshot waterwheel at Mill Springs Mill turns while the mill operates during the 18th Annual Cornbread Festival May 28, 2011. There was a large turnout of people to see the mill and enjoy the booths and entertainment by scenic Lake Cumberland. (USACE photo by Lee Roberts)