To run download the project folder and open in Unreal 4.23. Navigate to the PCG folder and open the level PCG_P. After running the level, press 1 in order to generate a city with different neighborhoods in each quadrant. Press 2 to generate a city from a weighted selection of random tiles. Press 3 to generate a random skybox. Press 'R' to reset the level to how it was when you entered.
Click the images below for demo videos.