It is a work of art created by sculptor Hedva Ser, who is a UNESCO Goodwill Ambassador, the organisation says
Three others were injured when the Dhaka Paribahan bus veered onto the road divider trying to overtake a Billal Paribahan bus near the Shishu Park on Tuesday afternoon.
The victim, aged around 50, could not be immediately identified.
Shahbagh Police Station OC Abu Bakar Siddique told bdnews24.com that the bus had hit two pedestrians, including a woman.
Driver Nabab Mia and his assistant Zainul Islam were also injured.
A doctor at the Dhaka Medical College and Hospital declared the male pedestrian was brought dead.
The police officer said both buses had been seized.