- The typical wave height from Pacific tsunami is between 6 – 9 metres
- Clouds fly higher during the day than the night
- When born a baby giraffe is 1.8m (6ft) tallMount Everest is 8.9km (5.5 miles) high
- The tallest mammal is the giraffe
- A newborn kangaroo is about 1 inch in tall
- The Eiffel Tower is over 300m (984 ft) tall
- Banana plants can grow as high as 6 meters (20 feet) tall
- Acrophobia is the fear of heights
- An astronaut can be up to 2 inches taller returning from space (the cartilage disks in the spine expand in the absence of gravity)
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