Then one foggy Christmas Eve, reindeers got connected

Reindeer herder Seppo Koivisto holds a smartphone, showing the mobile app used to locate reindeer in Finnish Lapland.

Rudolph and friends no longer need to rely on the famous reindeer’s red nose to avoid getting lost. Now they have wireless technology.

To keep track of their animals in Lapland, Northern Finland’s vast and remote snow-covered forests, reindeer herders are turning to technology by fitting them with Internet-connected collars.