Urban Design Map of Kiev, it appears that the creator used illustrator. I was drawn to this diagram due to the beautiful center layout. It almost reminds me of how ink may dribble down as if by accident.
A few years ago, New York City began implementing a slew of tactical urbanism “pilot” projects that add public space and improve street safety. By making quick, low cost improvements using temporary and/or inexpensive materials, the City was able to swiftly make the improvements and monitor their success.