It tells you a country has more than one native language.
It tells you how the names for places are connected, or sometimes not, between languages.
It teaches you what others call that place in their language.
It may tell you that you are entering a place whether another language is more predominent.
It may tell you that folk spoke a now minoritised language in a place before the dominant majority language.
Why do I never think up a hashtag until after the fact?
Chì thu gu bheilear measail san dùthaich air iolrachd chànanach eadar coimhearsnachdan cànanach.
Chì thu, is dòcha, gu bheil thu dol a dh'àite far a bheil cànan fa leth aig a' chuid as motha.
Chì thu, is dòcha, gu mion-chànan aig muinntir an àite, a bha na pailt mus tàinig mòr-chànan air an àite.