Leonie Helm is a Newsweek Life Reporter and is based in London, UK. Her focus is reporting on all things life, from abolishing the monarchy to travel to aesthetic medicine. Leonie joined Newsweek in ...

Cartier’s New York City Fifth Avenue flagship was once the opulent private home of Morton and Maisie Plant. In 1917, Mr. Plant sold the building to Pierre Cartier in exchange for one hundred dollars ...