In Japan, watermelons are grown into the shape of a square so they are easier to stack and transport.
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In 2013, the Netherlands scheduled 19 prisons to be closed due to a lack of criminals.
39
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
21
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26
In Iceland, 100% of domestically produced electricity comes from renewable energy.
8
In Brazil, prison inmates can reduce their sentence by 4 days (up to 48 days a year) for every book they read and write a report on.
32