10 Interesting Fact About Ancient engineering feats

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• The Giza Pyramid is one of the wonders of the ancient world built by hundreds of thousands of workers for 20 years.
• Ancient water tunnels called Aquaduct, which are used by Romans to drain clean water to their city, have a length of up to 480 km.
• The Roman Colosseum was built in the 1st century AD and was able to accommodate up to 80,000 spectators.
• The Great Wall of China was built in the 7th century BC and stretched up to 13,000 miles, making it one of the longest structures in the world.
• The ancient bridge built by the Romans, such as the Pont Du Gard Bridge in France, still stands firmly today.
• In the 2nd century BC, the Greeks created a simple steam engine called aeolipile, which was used to move small objects.
• The ancient windmill used by the Persians in the 7th century BC was used to move water pumps and grind wheat.
• Ancient Egyptians use advanced technology to build their pyramids, including measuring the angle of the sun with high accuracy and manipulating stones with machines.
• In the 14th century, the Chinese created cannons for the first time, which was used for defense and attack.
• Roman roads, such as the famous Appia road, were built with very sophisticated construction techniques that vehicles can still be passed until now.