Other citrus fruits including limes and pomelos as well as Seville oranges (used to make marmalade) can also lead to dangerous medication interactions because they contain furanocoumarins.

FORBES: Caution When Taking Grapefruit Juice with Certain Medications

EU-supported, high-speed rail line runs from Madrid to Seville (you know, that place where they grow oranges and flamenco dancers), while the Catalan capital, Barcelona, Spain's biggest industrial centre and, by the way, on the obvious route to most of Europe is still waiting for its line.

ECONOMIST: Charlemagne