Cambodia has an unusual house that is built to withstand a flash flood.

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A place where you can hear the whisper of your interlocutor at a distance of more than 100 meters.
The semicircular dam on the Barossa Reservoir in Australia has earned the nickname "Whispering Wall" for its acoustic properties.

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The human brain has enough memory to hold three million hours of television. The brain's memory is 2.5 petabytes. You would have to leave the TV running continuously for more than 300 years to use up all that storage.

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One of the most infamous bank robbers in South Africa's history, Andre Stander was actually a police man who robbed banks on his lunch break and returned to the scene of crime as an investigation officer.

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British Army soldier, Craig Harrison, once held the record for the longest confirmed sniper kill in combat. The Corporal of Horse shot from a distance of 2,475 meters (1.5 miles), and the bullet took over six seconds to reach the target and dropped 120.95 m (396.8 ft).

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"Senate" is derived from the the Latin word Senex meaning "old man". Therefore, senate literally means "board of old men" and translates as "Council of Elders".

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In Costa Rica, a female crocodile has been found to have made herself pregnant in the first known "virgin birth". The crocodile had been kept in captivity in a zoo and had zero contact with males.

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In 1923, German banknotes became so worthless that people started using them as wallpaper.

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The red panda is adorable and looks harmless, but if you push it into a corner, it will stand on its hind legs and raise its front legs intimidatingly to look larger and scare its enemy.

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Hippos can open their mouths up to 150 degrees.

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The Shibuya Diagonal Crossing in Japan is the busiest pedestrian crossing in the world, with more than 3,000 people crossing the road at one time.

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That dizzy feeling you get when you stand up too fast is called "postural hypotension". It happens because there's a drop in blood pressure when you stand up after lying or sitting down.

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Sleeping in flight

Swifts, small birds, are capable of falling asleep mid-flight and can fly hundreds of kilometers without even blinking an eye.

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