In the 21st century, in order to control traffic jams in the air,there will be more and more flying policemen.
Firemen will be equipped with “bat wings” to be able to easily access top floors and roofs.
These are my favorites.
link via The Presurfer
Donna's New Day 
Apparently they were obsessed with the recent invention of the airplane. Looking at the other ones, I found it funny that they thought all communication and media would be done via audio and they couldn't forsee tv or video.
LikeLike