· Arrive at Bandaranaike International Airport in Colombo.
· Transfer to your hotel in Colombo.
· Depending on your arrival time, you can explore some of the city's attractions such as the Colombo National Museum, Gangaramaya Temple, or enjoy a stroll along Galle Face Green.
· Overnight stay in Colombo.
· After breakfast, depart for Anuradhapura, one of the ancient capitals of Sri Lanka.
· Visit the Anuradhapura Archaeological Museum to get an overview of the city's history.
· Explore the ancient ruins and sacred sites, including the Sri Maha Bodhi tree, Ruwanwelisaya Dagoba, and Abhayagiri Monastery.
· Overnight stay in Anuradhapura.
· Visit the Polonnaruwa Archaeological Museum and then explore the well-preserved ruins of the ancient city, including the Royal Palace, Gal Vihara (Buddha statues), and the Parakrama Samudra (a massive ancient reservoir).
· Overnight stay in Polonnaruwa.
· Climb Sigiriya Rock Fortress, an ancient palace built on top of a massive rock.
· Explore the beautiful frescoes and gardens surrounding the rock.
· In the afternoon, you can visit the nearby Pidurangala Rock for panoramic views of Sigiriya and the surrounding area.
· Overnight stay in Sigiriya.
· Visit Dambulla Cave Temple, a UNESCO World Heritage Site, known for its stunning cave paintings and statues.
· Explore the Golden Temple of Dambulla, a complex of Buddhist temples and shrines.
· Overnight stay in Dambulla.
· Drive back to Colombo.
· Depending on your departure time, you may have some free time for shopping or exploring more of Colombo.
· Transfer to Bandaranaike International Airport for your departure.
This itinerary provides a glimpse into Sri Lanka's rich history and cultural heritage, with a focus on its ancient cities and archaeological sites. Of course, you can customize it to fit your interests and the amount of time you have available for your trip. Sri Lanka has many more historical and cultural treasures to discover.