The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
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A cow produces around 200,000 glasses of milk in her lifetime.
373
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Iceland has been so culturally isolated through history since the Vikings, that compared to other Scandinavian counties, people who speak Icelandic can still read the old Norsk sagas.
4