Petra Theater, constructed during the 1st Century AD in Petra, Jordan, exemplifies the advanced engineering and architectural prowess of the Nabataeans. This impressive structure features a semi-circular auditorium meticulously carved out of the local sandstone, with the seating area divided into three horizontal tiers, separated by broad passageways and accessible via seven stairways. The theater's stage and external walls, built from dressed stone, complement the rock-carved auditorium. With a capacity of up to 3,000 spectators, Petra Theater was a central venue for public performances and gatherings, reflecting the cultural and social significance of the Nabataean civilization. The theater's integration of rock-cut and constructed elements highlights the innovative blend of natural and man-made materials, showcasing the Nabataeans' exceptional architectural skill.