At first sight, this seems like a propeller about to get attached to an airplane engine. I thought the same until I looked closer. Then it blew my mind. Zoom in and discover why.
Can you see them? Look in the holes. There are workers inside that turbine. Not little people, but full-scale humans. So no, it's not an airplane propeller: It's gigantic propeller waiting to be mounted on power windmill turbine by people working from inside the turbine itself....MORE