Discover more than 160 exhibits in this virtual museum; open all hours. Welcome to the museum! There are more than 160 historical artifacts to be discovered in Welcome to the Museum: Historium. Wander the galleries of this museum whenever you wish—it's open 365 days a year!—and discover a collection of curated objects on every page; accompanied by informative text. Each chapter features a different ancient civilization; from the Silla dynasty of Korea to ancient Rome.