Polonnaruwa, a UNESCO World Heritage site, offers a fascinating journey into Sri Lanka's ancient past. Visitors can explore the well-preserved ruins of this medieval capital, which include majestic palaces, intricately carved temples, and impressive Buddha statues. Highlights of the visit include the Royal Palace complex, the Quadrangle with its stunning architectural marvels, and the Gal Vihara rock sculptures. The city's ancient irrigation systems and reservoirs, such as the Parakrama Samudra, showcase advanced engineering skills. A tour of Polonnaruwa provides a deep dive into the rich history and cultural heritage of Sri Lanka, making it a must-visit destination for history enthusiasts.