Trogir is a small island off the coast of Croatia that is around 500m long and 250m wide. It has been called "Little Venice" due to its island structure. The document notes that Trogir has a rich history dating back 45,000 years when tools were found from Neanderthal inhabitants. It also discusses Trogir's warm climate, natural beauty, and how it has been used as a filming location for several movies.