Your handy guide to aerial bombing. This illustration appeared in a british wartime publication around the time of the Baedecker Blitz

A combination of high explosive and incendiary was the norm for the bombs, the former blasting open buildings, the latter then setting them ablaze.
The two civilians appear to have been included for scale without any sense of irony.
To read more about the Baedecker Blitz raids, read the August issue of Military Times