Below there is a simulation made in Google Earth. The simulation is based on the downtown of Delft. It contains software that creates grey building blocks to highlight the buildings of Delft. This software gives Delft a more realistic expression, also the buildings contains data. To see a working example of this software. Check the video below:
The data originates form the Bestel3D website. iDelft BV is not offering the aerial images as displayed in Google Earth.