Editor’s note: Sign up for Unlocking the World, CNN Travel’s weekly newsletter ... Iberia — both are owned by European airline conglomerate International Airlines Group (IAG) — already ...

Heathrow Airport temporarily closed Friday due to an electrical fire, causing delays for those traveling internationally.

found that just 17 per cent of cities meet the World Health Organisation's (WHO's) air pollution guidelines. As this map reveals, 91 per cent of all countries had unsafe levels of air pollution in ...