We can’t talk about the world’s most beautiful cities without mentioning Paris. In the City of Light, there’s something to make the heart go aflutter around every corner, be it an iconic ...

It's hard to argue that the most beautiful cities in the world truly deserve a spot on your travel list, whether you're a ...

The countries with the worst air quality included Bangladesh and India, according to an annual report from IQAir.

For example, the World Population Review says the city of Sermersooq in Greenland ... TODAY is exploring the questions you and others ask every day. From "Where is Mount Everest?" ...

All but one of the world’s top 20 most polluted cities last year were in Asia, a new study shows. The majority of these ...