What Structures Took The Longest To Build?
What Structures Took The Longest To Build? The Great Wall. Started: Circa 400 B.C. – Completed: Circa A.D. 1600 – Duration: 2,000 years. Stonehenge. Started: Circa 3100 B.C. – Completed: Circa 1500 B.C. – Duration: 1,600 years. … Petra. … Angkor Wat. … Chicken Itza. … York Minster Cathedral. … Sacsayhuamán. … The Great Pyramid