A major restoration project at a 12th-century Kakatiya-era site in the Jangaon district of Telangana has led to the discovery of hydro-acoustic ritual chambers. These subterranean halls, located directly beneath the main temple platform and connected to a massive stepwell, were engineered to create low-frequency vibrations when water flowed through specific sluice gates during ritual baths of the deity.
Engineers and historians believe the Kakatiya architects utilized the weight and movement of water to generate a sensory experience for devotees, blending hydraulic engineering with sacred geometry. The restoration team is using traditional lime-mortar techniques to stabilize the vaulted ceilings of these chambers, which have remained submerged for centuries. This discovery underscores the sophisticated water-management and architectural prowess of the Kakatiya rulers.