Luma Arles, Arles, France. Frank Gehry, opened in 2021. It's meant to evoke Van Gogh's "Stary Night" painting. I think it's pretty terrific.
13th-17th century Orava Castle castle on a tall rock overlooking the Orava River, Oravský Podzámok, Slovakia. Featured in the 1922 Nosferatu as Count Orlok's Transylvanian castle.