To find a design for the new building, 7 possible models were created by different architects.
Construction started in 1409 and continued for 150 years, with seven different architects working on the building.
The decision to go with a different architect appears to have been a relatively straightforward matter.
The next step is to find different architects to design each individual building.
Each book looks at a different architect, with a biography, and pictures of their work.
Theoretically, the towers are to be designed by different architects.
Each block of houses was designed by a different architect.
The individual buildings of this sky city would be designed by different architects.
Each gate was said to have been built by a different architect.
Each month, a different architect or designer is asked to create a vision of what the place might look like.