Swiss notes are equipped with a vast array of security features, from holograms to embossings to perforations—yes, tiny holes in the paper, in the shape of a number or a cross. Some features are visible only in ultraviolet or infrared light. The newest bills are designed to transfer traces of color onto white paper when rubbed.
Switzerland is often mentioned to prove that there is no connection between gun ownership and the rate of mass shootings. The truth is more complicated.
In celebration of the publication of Ashley Curtis' "Why do the Swiss have such great sex?", we're publishing a chapter from the book. Read all about Swiss tsunamis here.