The country known for the ancient city of Petra is Jordan. Petra, often called the "Rose City" due to the color of its rock-cut architecture, is renowned for its elaborate tombs and water conduit system. This archaeological site was established as early as 5th century BC and served as a vital trading hub for the Nabataean kingdom. The city features the iconic Al-Khazneh, or the Treasury, which is carved into a sandstone cliff. Recognized as one of the New Seven Wonders of the World, Petra attracts countless visitors and is a testament to ancient ingenuity and culture, reflecting the region's rich history.