St. Moritz is a high Alpine resort town in the Engadine in Switzerland, at an elevation of about 1,800 metres above sea level. It is Upper Engadin…St. Moritz is a high Alpine resort town in the Engadine in Switzerland, at an elevation of about 1,800 metres above sea level. It is Upper Engadine's major town and a municipality in the administrative region of Maloja in the Swiss canton of the Grisons.