The Tomb of Gaius Cestius is an ancient Roman tomb located in Rome, Italy. Built around 18-12 BCE, it is a well-preserved example of a monumental burial structure. The tomb is made of concrete and covered with white marble, featuring a pyramid shape that stands about 36 meters tall. It was constructed for Gaius Cestius, a wealthy Roman magistrate and member of the Epulones, a religious college. The tomb is part of the Aurelian Walls and is notable for its unique design, which reflects the influence of Egyptian architecture. Inside, inscriptions detail Cestius's life and his connections to the Roman elite. The structure remains a significant historical site, attracting visitors interested in ancient Roman culture and funerary practices.