According to the great chronicle of Sir Lanka, the Mahawansa there are 16 places which was visited by Buddha during his 3 visits to Sri Lanka. These places are called Solosmahastana and the Bhuddhists worship these places with the following gatha (sutra) and holds them at highest esteem.
"Mahiyanganam Nagadeepam - Kalyanam Padalanchanam
Divaguha Deeghavapi - Cetiyam Cha Mutinganam
Tissa Maha Viharancha - Bodhim Maricha Vattiyam
Suwarnamali Maha Cetiyam - Thuparama Bhayagirim
Jetavanam Sela Cetiyam - Tatha Kachara Gamakam
Ethe Solosmasthani - Aham Vandami Sabbada"
According to this is sutra, the places which have been blessed by the Buddha's presence are as follows .
Mahiyangana Viharaya - Mahiyanganaya
Nagadeepa Viharaya - Nainativu Island, Jaffna District
Kelani Viharaya - Kelaniya, Colombo District
Sri Pada - Ratnapura district
Diva Guhava - Unidentified
Deeghavapi Chethiya - Deegavapiya, Ampara District
Muthiyangana Viharaya, Badulla, Badulla District
Tissa Maha Viharaya - Seruvila, Trincomalee District
Sri Maha Bodhiya, Anuradhapura, Anuradhapura District
Mirisawetiya, Anuradhapura, Anuradhapura District
Ruwanweli Seya, Anuradhapura, Anuradhapura District
Thuparama , Anuradhapura, Anuradhapura District
Abhayagiriya, Anuradhapura, Anuradhapura District
Jethavanaya, Anuradhapura, Anuradhapura District
Mihinthale Sela Chethiya, Mihinthale, Anuradhapura District
Katharagama Kiri Vehera, Kataragama, Hambanthota District