Cultures around the world have different meanings for the same things. For example, the color green in Brazil represents the royal family, in Bangladesh it stands for the lushness of the land and in Mexico it represents hope and prosperity.
Because of these different meanings, we might end up accidentally offending a local when we communicate. The OK sing we do with our fingers, is totally innocent in the US, but restrain yourself from using it in Greece, Spain or Brazil where it is extremely offensive and although you might be expressing agreement, they will think you are calling them an a**hole.
To help you avoid some uncomfortable situations, below is a fun and very informative infographic to learn about different communication signs around the world.
Have you ever offended a local by accident?