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EntertainmentSaudi Arabia rebuilds the world's tallest building
After years of delays, construction on the Jeddah Tower, the world's tallest skyscraper, resumed in early May in Saudi Arabia.Saudi Arabia built the tallest skyscraper in the world
The 1,000-meter-tall Jeddah Tower tower is coming to life in Saudi Arabia and will set a new world record of height.
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Can carp live 10 years in a tank without feeding?
Why do Italy and Switzerland have to redraw the border?
Japanese bullet train accident-free for 60 years
The world's most crowded apartment building: Can accommodate up to 30,000 people, the view inside is overwhelming
World's oldest wine jar contains cremated human bones
America catches strange signal from 1.3 billion light years away from Earth
Two black holes closest to Earth discovered, of a kind never seen before
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