Nya Kalolinska Hospital in Stocholm was pretty much the work of BGC… most expensive hospital in the world.
(In Swedish but GPTs exist nowadays so…)
https://www.svt.se/nyheter/lokalt/stockholm/nks
The AKH (Vienna General Hospital) was orders of magnitude more expensive than the Nya Karolinska. It cost 43 billion Schilling to build in the 70s, amounting to roughly 5.8 billion euros today.