Construction Facts

Explore the latest fascinating facts about Construction

What is the Eiffel Tower made of?
Buildings
The Eiffel Tower is made from 7,300 tons of puddle iron, a refined type of iron that was considered ... Read more
How much is the Leaning Tower of Pisa leaning?
Buildings
The Leaning Tower of Pisa currently leans at 3.97 degrees, but at its worst, it tilted at 5.5 degree... Read more