22h 56min, dec 31, 1581 y - London established its first water wheels.
Description:
At this point in time London built its first water works, and used hydroelectricity to power certain contraptions. Due to these large and new water wheels there were many deaths building these machines.
Added to timeline:
Date:
22h 56min, dec 31, 1581 y
Now
~ 442 years ago