The Colònia de Sant Jordi is a coastal town of the municipality of Ses Salines , in Mallorca . It is located in a salient south of the island of Mallorca. It is a residential area of summer, since it is close to the beaches of Es Trenc , El Dolç and El Carbó , among others. The micronation was based on this colony and in Ithaca, Greece. It existed as an active micronation for a short while in the autumn of 2017, during which time it issued a full set of banknotes and a "vintage" series.