Brick: They are an essential building block of civilization. They are one of the worlds first building materials and today they continue to create structures that amaze us. From paving our driveways to lining our fireplaces and chimneys, brick is part of our daily lives. But when thousands or millions of these simple blocks are stacked together, people have changed the course of history. How Its Built: Brick will bring viewers through the process that takes a lump of clay, forms it into a simple block, and then uses fire to transform it into a rock hard building material.