The Top 10 Longest Land Borders in the World

Three out of the top 10 longest borders globally are in Russia, setting a record. The USA-Canada border holds the top spot, stretching 8,893 kilometers, followed by the Russia-Kazakhstan border at 7,644 kilometers. The Chile-Argentina border ranks third at 6,691 kilometers.

The Top 10 Longest Land Borders in the World

In the fourth position is the border between Mongolia and China, covering 4,630 kilometers, marking a significant drop in length from the top three borders.