Padalathri Narasimhar Temple (Singaperumal Koil) near Chennai is a rare Pallava-era rock-cut Vaishnava sanctuary carved into a red hill, with Lord Narasimha and Ahobilavalli Thayar presiding. The 8th‑century CE cave sanctum, later Dravidian additions, and continuous worship offer a compact study in South Indian temple architecture and living heritage. Devotees consistently describe the ascent as…