Also available in: Español Photo: Andy Shuai Liu/World Bank Invented over a century ago for exploring mountainous regions, aerial cable cars have recently made an appearance in several big cities…

Leonardo Canon Rubiano, Wenyu Jia, Georges Darido |

A cup of coffee in Caracas costs almost 200 times a liter of gasoline. Households in Turkey paid 74 times more than their Egyptian counterparts for bottled cooking gas in early 2013. The price…

Masami Kojima |