The winding Via Suvretta in the ski resort of St Mortiz is the most expensive street in Switzerland, where the most exclusive residential properties sell for around $38,000 per square metre.
Many prominent billionaires have holiday homes on the Via Suvretta, including Lakshmi Mittal and the Italian Prime Minister Silvio Berlusconi. Other residents include Luca Bassani owner of Wally Yachts, which makes some of the most expensive super yachts in the world.