9The Great Pyramid of Giza

The highlight of this structure is that it’s the only surviving structure out of all the ancient wonders of the world.

Built and commissioned by the Pharaoh Khufu, this grand structure is also one of the oldest buildings that still stand tall and has survived the test of time. still surviving. When it was built, it towered nearly 80 ft high, and remained the world’s tallest building for four millennia then.