ST GALLEN, SWITZERLAND – MARCH 04: A general view of the ‘Zero Star Hotel’ on March 4, 2010 in St Gallen, Switzerland. Daniel Charbonnier, co-founder of Minds in Motion, an international hospitality advisory and services company, has recently partnered with Frank and Patrik Riklin to transform the ‘Zero-Star Hotel’ into a worldwide business opportunity. The ‘Zero Star Hotel’ is an art installation, a Swiss nuclear bunker converted into an ‘eco-luxury’ hotel that can host 14 guests in a configuration of 6 single beds and 4 double beds. Larger groups can also be accommodated in an adjacent room highlighting original military-style bunk-beds. (Photo by Johannes Simon/Getty Images)