San Marino (above) is an enclaved microstate surrounded by Italy, situated on the Italian Peninsula on the north-eastern side of the Apennine Mountains. San Marino claims to be the oldest surviving sovereign state and constitutional republic in the world, as the continuation of the monastic community founded on 3 September 301, by stonecutter Marinus of Arbe. The country’s economy mainly relies on finance, industry, services and tourism. It is one of the wealthiest countries in the world in terms of GDP (per capita), with a figure comparable to the most developed European regions. Continue reading for more.