MARICÁ, Brazil (KTLA) — A 21-year-old man was killed when a 184-foot floating Christmas tree collapsed in Brazil earlier this week. The incident occurred on Monday in the city of Maricá ...

The lights are blazing from the world's largest floating Christmas tree -- a gigantic 85-metre high metal structure set on a lagoon in Rio de Janeiro, the city that will host the 2016 Olympic Games.

Why do we love Christmas trees? Is it because the leaves ... Brussels' wood-and-steel abstract tree and Rio de Janeiro's 542-ton floating tree, though magnificent, won't appear on this list.