Renzo Piano’s NEMO science center boasts one of the best rooftop views in Amsterdam — and it’s free. Published March 16, 2015 at 1024 × 768 in Michael Graves: Amsterdam & Rotterdam His Favorite Design Cities ← Previous Next → Renzo Piano’s NEMO science center boasts one of the best rooftop views in Amsterdam — and it’s free. Renzo Piano’s NEMO science center boasts one of the best rooftop views in Amsterdam — and it’s free.