Why use concrete? History of Architecture
History of concrete: The fountain in the center of the courtyard is concrete (This is from the Palace of Domitian in Rome) What is concrete? Concrete is a kind of [...]
History of concrete: The fountain in the center of the courtyard is concrete (This is from the Palace of Domitian in Rome) What is concrete? Concrete is a kind of [...]
Buttress of St. Germain des Pres (Paris, 1100s AD) A buttress holds up a wall A buttress is a big pile of stone that keeps a building's walls from falling down. [...]
Arches of the Medieval Baptistry at Pisa How do you hold up the roof? People building houses or any other kind of people have always had this one big problem, [...]