Florianópolis is the capital of Santa Catarina in southern Brazil, but the municipality is not confined to one island. Most of its territory lies on Santa Catarina Island, while another part extends onto the mainland and the municipality includes smaller islands. The local destination guide estimates that 97.23 percent of the municipality is on the main island and lists about 100 beaches, a count that reflects local naming and may include places known by more than one name. This geography is the key to planning: Florianópolis is a connected collection of coastlines and neighbourhoods, not one compact beach resort.
Water shapes the experience at several scales. The Atlantic coast alternates between exposed ocean beaches and calmer bays, while Lagoa da Conceição and Lagoa do Peri create distinct inland landscapes. Municipal and destination pages also point visitors toward historic settlements, civic landmarks and walking routes. These places are spread across the municipality, so grouping stops by area can make a day more realistic. A beach, a lagoon-side neighbourhood and a heritage district may all belong to Florianópolis, yet reaching each one can involve a substantial cross-island journey.