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- The Great Wall of China is over 13,000 miles long and was built over several centuries.
- The human brain contains about 86 billion neurons.
- The Amazon Rainforest produces 20% of the world’s oxygen.
- The Statue of Liberty was a gift from France to the United States in 1886.
- Antarctica is the coldest, driest, and windiest continent on Earth.
- The Pacific Ocean is the largest ocean in the world, covering more than 60 million square miles.
- The Nile River is the longest river in the world, stretching over 4,100 miles.
- Mount Everest is the tallest mountain in the world, standing at 29,029 feet above sea level.
- The Eiffel Tower in Paris, France, was completed in 1889 as the entrance arch for the 1889 World’s Fair.
- The Earth’s atmosphere is composed of approximately 78% nitrogen, 21% oxygen, and 1% other gases.