Sri Lanka Cultural Triangle: Anuradhapura, Polonnaruwa, Sigiriya & Dambulla Complete Guide 2026
Browse more guides: Sri Lanka travel | Asia destinations Sri Lanka Cultural Triangle: Anuradhapura, Polonnaruwa, Sigiriya & Dambulla Complete Guide 2026 TL;DR I plotted the Cultural Triangle on a map last winter and counted seven UNESCO sites inside a roughly 200km radius. That is the tightest cluster of world heritage I have walked anywhere in South Asia, and the entry fees still come in cheaper than a single museum ticket in Europe. The Triangle covers Anuradhapura (UNESCO 1982), Polonnaruwa (UNESCO 1982), Sigiriya (UNESCO 1982) and Dambulla Cave Temple (UNESCO 1991), with Kandy (UNESCO 1988) sitting at the southern apex. Anuradhapura was the island's first great capital from the 4th century BCE to the 11th century AD, with eight sacred Buddhist places, a 2,300 year old bo tree grown from a cutting of the original at Bodh Gaya, and the 122 metre Jetavanaramaya stupa that was once the tallest brick structure on earth. Polonnaruwa took over from the 11th to the 13th centur...