[17][18] Subsequently, the two-station 2.4-kilometre (1.5-mile) extension from Promenade to Marina Bay station opened on 14 January 2012[19][20][21] as announced on 28 November 2011.

[29] The construction of the bored tunnels required the use of 6.35-metre (20.8 ft) diameter Earth pressure balance (EPB) machines.

The station features a "curvilinear envelope with deep-edged metal louvres" to conceal the concrete service shafts and integrate with the vertically glazed skylights.

The three entrances to the station have identical features of thin and sharp lines for the roof and glazed panels for the sides.

by PHUNK studios features huge metallic droplets suspended from the ceiling, to represent an "illuminated celebration of collective dreams".

These waves of light illustrate the "ebb and flow" commuter traffic and allow the interaction of passengers in transit with the art piece.

Initially, it was planned to hang a chandelier made up silhouettes of human figures representing how "People illuminates Life", but was considered by the Art-in-Transit panel as "too literal".

Inspired by the station's proximity to the Marina Bay Reservoir and Kallang Basin, the artists decided to use water droplets for the artwork.

[42][46] According to Prvacki, she was inspired by the core samples from the site taken during the station's construction and saw its visual similarities with the local kueh.