The streets, wells, drains, bricks, and seals of Harappa and Mohenjo-daro show a distinctive kind of urban organization. Because the Indus script remains undeciphered, this episode separates what archaeology can demonstrate from what the surviving city plans cannot tell us. Inside this episode: - Planned streets and standardized bricks - Wells, bathing, and neighborhood drains - Seals, craft, and long-distance exchange - What remains unknown without readable texts Sources include UNESCO, The Metropolitan Museum of Art, the British Museum, and Smarthistory resources on Harappan cities and material culture. This episode is a researched narrative summary. Historical records may be incomplete, translated differently, or interpreted differently by scholars. We distinguish documented facts, estimates, disputed interpretations, and later stories where  ...