Having friends and business associates scattered about different time zones can be a challenge. Sure, you can do a search for different areas, calculate things in your head, or other methods, but how cool would it be to have two time zones that are important to you side-by-side?
While such a “feat” could be accomplished with multiple independent clocks, this design is geared in such a way that two time zones are mechanically linked together. Check out the build process and demonstrations in the video below: