Colombo is the former capital of Sri Lanka,now the present one is Sri Jayawaradanapura – Kotte and Colombo is the commercial capital. It is a city that has undergone major transformation since the Portuguese arrival in 1505. It also has colonial heritage left to explore with an excursion into Colombo Fort, a three-mile long rampart originally built in the 16C by the Portuguese and then further developed by the Dutch and then British since 1948.