Petra, a bustling enterprise carved from red stone, was a vital hub for global trade, generating immense wealth. Its success depended on solving a critical problem: water in a vast desert. Their survival and growth demanded a bold innovation, an investment in technology that became their most valuable secret, a discovery unlocking the opportunity for a massive population to thrive. The Nabataean solution was a stunning feat of development. Their technology was an intricate network of channels an

Search through hidden passageways and chambers to uncover tombs inside Petra. | Science Channel