You'll likely be surprised. Which country does France share its longest border with? It's a South American nation, not a European one.
Can it be said that France borders Brazil? - Quora
France longest border is shared with Spain:) : r/mapporncirclejerk
5 Portuguese-Speaking Countries To Visit - Flytrippers
Which Country Has The Most Time Zones - Flytrippers
Does France have a border with Brazil?
France's Longest Land Border is with Brazil?!
Why Does France Border Brazil?
Simon shows you maps - Map shows which country each European
Which country shares the longest border with France?!
Around The World For $1,264 (England, Morocco, Greece, Singapore
I just learned aa super cool new geogrophy fact that I have never
Amazing Maps - France's longest border is shared with Brazil