Brick is some seriously durable stuff—clay bricks commonly endure for a century or longer, and there are plenty of examples of brick structures ... case of your brick walls, that weakness ...

For a real brick wall, we often use a paste, called mortar, that acts like glue and sticks the bricks together. The taller you build a structure, the more unstable it becomes. Imagine this block ...

"What remains unchanged is architects' ambition to push the boundaries of structures ... of brick are uniform, impermeable ...