Visby is the largest city on the Swedish island of Gotland. One of the best-preserved Medieval town in Scandinavia, Visby has become a UNESCO World Heritage Site, with a population of approximately 22,000 people. Visby is the seat of the Governor of Gotland County. The tourist season peaks in August. Medieval Week is held annually, when tourists are outnumbered by people dressed in Medieval costumes. The town is small, and after a day, tourists will want to explore outlying towns