Colombo is the capital city and the largest city located on the west coast of Sri Lanka, bordering the Indian Ocean. It is situated in the western province of the country. The Colombo metropolitan area has a population of 5.6 million, and 752,993 in the Municipality.

Sri Jayewardenepura Kotte, commonly known as Kotte is the legislative capital of Sri Lanka. It is located adjacent to the urban area of Sri Lanka's de facto economic, executive, and judicial capital, Colombo. Its population was 115,826 in 2001.

The Kelaniya Raja Maha Vihara or Kelaniya Temple is a Buddhist temple in Kelaniya, Sri Lanka. It is located 11 km (6.8 mi) north-east of Colombo and is one of the most revered historic Buddhist temples of the orient. .

Ruwanwelisaya, also known as Ruwanweli Maha Seya, is a prominent stupa (a dome-shaped Buddhist shrine) located in Anuradhapura, Sri Lanka. It is one of the country's most sacred Buddhist sites and a UNESCO World Heritage site. It contains relics of Gautama Buddha.

The Galle Dutch Fort, located in the city of Galle in Sri Lanka, is a UNESCO World Heritage site and a prominent historical landmark. The fort was built by the Portuguese in the 16th century but was extensively fortified and expanded by the Dutch during the 17th century. It served as a strategic trading post and a defensive stronghold for the Dutch East India Company.

Sri Dalada Maligawa, also known as the Temple of the Sacred Tooth Relic, is a significant Buddhist temple located in Kandy, Sri Lanka. It is considered one of the most sacred sites in the country and is highly revered by Buddhists.

Sigiriya or Sinhagiri, also known as Lion Rock, is a UNESCO World Heritage site located in the central Matale District of Sri Lanka. It is one of the country's most iconic and impressive historical and archaeological sites.