The "Colors" were created by an Infrared Post Processing technique known as "Red/Blue Channel Swapping/Switching", which involves the inversion of the values for the red and blue source in the red and blue channels.
No Mans Land
Old Town - Historic Park House 2
Lim Bo Bo Seng Memorial (IR Color)
Tan Kim Seng Fountain (IR Color)
Esplanade Pathway
Fort Canning Path with Large Tree (IR Color B+W 092)