That the longest possible hiking trail is over 22.000km. It would require walking for more than 4.000 hours. Â
That the longest waterfall ever descended by kayak was 57 meters long? It‘s the equivalent of a building with 19 floors.Â
The highest mountain is the Everest. The first two people to successfully climb it did so in 1953.Â
That the free-fall speed record is 1357.6 km/h. That's almost 3x faster than the fastest trains in the world, the bullet trains.Â
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