Most Shared Stories Tagged: Mexico City

Harvesting water from rooftops

The World's Jason Margolis reports that in many parts of the globe where water is scarce, people are boosting their supply by harvesting rainwater from their rooftops

Global Politics

Geo answer

Today's answer is Grosvenor Square in Westminster, London. That's where the US Embassy in London is located, but not for long. It's up for sale. Anchor Lisa Mullins finds out more from historian Thomas Naftali.