[4] Buildings that were never completed and remain in that state include: In other cases, construction works proceeds extremely slowly, so one can also say form incomplete structures.
The fourth and final plan was completed and some infrastructure was prepared for the site but Ludwig died before construction work began.
Sir Christopher Wren, most famous for his role in rebuilding several churches after the Great Fire of London in 1666, sketched a proposed replacement for part of the palace but financial constraints prevented construction.
The Russian constructivism movement started in 1914 and was taught in the Bauhaus and other architecture schools, leading to numerous architects integrating it into their style.
[8] Computer simulations can also be used to create prototypes of projects and test them before they are actually built; this has allowed the design process to be more successful and efficient.