São Nicolau is one of the Barlavento (Windward) islands of Cape Verde. It is located between the islands of Santa Luzia and Sal. Its population is 12,424 (2015), with an area of 343 km2 (132 sq mi). The main towns are Ribeira Brava and Tarrafal de São Nicolau.

São Vicente is one of the Barlavento Islands, the northern group within the Cape Verde archipelago in the Atlantic Ocean, off the West African coast. It is located between the islands of Santo Antão and Santa Luzia, with the Canal de São Vicente separating it from Santo Antão.