The story
So named as it borders onto Canada.
Etymology from Wiktionary, CC BY-SA 4.0.
Boundary County
Today it means: One of 44 counties in Idaho, United States. County seat: Bonners Ferry. Full definition →
Today it means: One of 44 counties in Idaho, United States. County seat: Bonners Ferry. Full definition →
So named as it borders onto Canada.
Etymology from Wiktionary, CC BY-SA 4.0.