When Swedish automaker Volvo opened its proving ground in Kiruna, Sweden, 30 years ago, the mission was clear: "Making sure that our products are truly fit for the harshest of winter conditions." ...

More than 120 miles north of the Arctic Circle lies the city of Kiruna, Sweden, a charming community of roughly 18,000 that provides 90% of all the iron sold in the European Union. The city is ...