Introduction to the main body of the mausoleum: It is octagonal in shape with a hemispherical dome in the center. The entire main body is built with Shah Jahan’s favorite white marble, and the white marble is studded with gems of various colors. , patchwork into some beautiful patterns and patterns. In addition, in order to reduce the damage caused by earthquakes to the main body, 18 wells were dug under the main body during construction. Each well has a layer of stone and a layer of teak to build up the foundation layer by layer. The interior of the mausoleum is illuminated only by sunlight penetrating from the outside. There are two empty sarcophagi inside the marble screen. The real resting place of Shah Jahan and his queen is in another underground crypt.