|The Mole Antonelliana is a major landmark building in Turin, Italy. It is named for the architect who built it, Alessandro Antonelli.
Construction began in 1863, soon after Italian unification, and was completed in 1889, after the architect's death. Originally conceived of as a synagogue, it now houses the Museo Nazionale del Cinema, and is the tallest museum in the world.
Diameter - 18.75mm
Thickness - 1.67mm
Weight - 3.06gr