He was quick to discover how old courts and office spaces were changed over into displays to house world-class workmanship, and how the intensely contaminated waterway was changed and its surroundings redeveloped.
The National Gallery said it was its first time facilitating an outside pioneer with such a sharp concentrate on legacy and preservation.
Custodians Lim Shujuan and Shabbir Hussain Mustafa were his aides.
Lim, in relating the building's history, clarified how a carpark was changed over to connect the previous City Hall with the Supreme Court.
The guests additionally visited the phones that used to hold suspects sitting tight for their court hearing and the City Hall Chamber where the primary Cabinet was confirmed. Both were kept in their unique state.
Wickremesinghe told The Straits Times after the exhibition visit that it "gave us thoughts on how our (craft) displays ought to be manufactured".
Sri Lanka, similar to Singapore, was colonized by the British and has structures with pilgrim engineering.
Amid his pontoon ride on the Singapore River, he heard how the water was messy in the 1970s. After a noteworthy tidy up, it is presently connected to Marina Barrage and adds to Singapore's drinking water supply.
"I've been awed by the improvement of Singapore in the most recent 20 years," he said.
It is the reason, he included, his nation welcomed Surbana Jurong, a Singapore urban arranging consultancy, to co-plan Trincomalee in eastern Sri Lanka, where a third seaport will be worked, and also the nation's Western Province, in which lies the capital Colombo.
Prior, IE Singapore marked a Memorandum of Understanding with Sri Lanka's Ministry of Megapolis and Western Development to chip away at business organizations in the Western Region Megapolis.
The marking was seen by Prime Minister Lee Hsien Loong and Mr Wickremesinghe.
Going with the Sri Lankan pioneer on the stream visit was the official executive of the Center for Liveable Cities, Mr Khoo Teng Chye.
Loh Ah Tuan, previously with the National Environment Agency who, in his more youthful days tidied up the waterway, said a great many squatters and vendors were migrated, and garbage and junk dug from the banks and stream bed.
Michael Koh, previous chief of urban arranging and outline at the Urban Redevelopment Authority, described the riverbank's redevelopment, which included keeping the low-ascent shophouses.
Said Khoo: "The thought was to moderate as a great part of the old engineering and structures and mix them with the new."
Sri Lanka needs to restore Beira Lake in the heart of Colombo. "We are going to some notorious destinations to perceive how we can have comparative tasks in Colombo," said Wickremesinghe.
