Sigiriya
Satheesha J. · Original photograph ↗
CC BY-SA 4.0 · Sigiriya was listed as a World Heritage Site by UNESCO in 1982 under the reference number 202. It is one of the best preserved examples of ancient urban planning.
Yala
Charles J. Sharp · Original photograph ↗
CC BY-SA 4.0 · Blue-tailed bee-eater (Merops philippinus), Yala National Park, Sri Lanka
Polonnaruwa
Simon Frost · Original photograph ↗
CC BY-SA 2.0 · The Polonnaruwa Vatadage, in the ancient city of Polonnaruwa, Sri Lanka.