Saints, spooks, and eyeballs: An immigrant's view of Lucia in Sweden

It's mid-December and in Sweden that means Lucia: groups of white-robed people singing with candles on their heads. But what exactly is this strangely beautiful (and beautifully eerie) celebration about, and where did it come from?

Saints, spooks, and eyeballs: An immigrant's view of Lucia in Sweden
It's mid-December and in Sweden that means Lucia: groups of white-robed people singing with candles on their heads. But what exactly is this strangely beautiful (and beautifully eerie) celebration about, and where did it come from?