Cabo Verde divides into two groups separated by 150 kilometers of Atlantic Ocean. The Barlavento Islands form the northern windward chain while the Sotavento Islands lie to the south. Santo Antão offers the most dramatic mountain terrain where Ribeira Grande Valley cuts through volcanic slopes planted with sugarcane terraces. Hikers walk the Cova crater rim at 1,166 meters before descending cobbled paths to Paul Valley where coffee grows on irrigated plots. The cross-island road from Porto Novo to Ribeira Grande requires three hours by aluguer shared taxi over switchbacks engineered into cliffsides. Monte Verde reaches 1,979 meters on the eastern ridge where eucalyptus forests planted during Portuguese administration now cover the highest slopes.
Pico do Fogo rises 2,829 meters as the only active volcano in the archipelago. The summit cone sits inside Chã das Caldeiras, a ten-kilometer-wide caldera formed by collapse approximately 73,000 years ago. Residents cultivate grapes and coffee on volcanic ash soils within the caldera floor at 1,600 meters elevation. The 2014–2015 eruption destroyed the villages of Portela and Bangaeira, with lava flows advancing at rates measured between 20 and 40 meters per hour during peak activity. The climb from Chã das Caldeiras to the crater rim takes four to five hours depending on fitness level. No technical equipment is required but loose scoria makes descent difficult without proper ankle support. Tour operators in São Filipe organize day trips that include transport, guide, and caldera access for approximately 4,000 to 6,000 escudos per person.
São Vicente holds Mindelo, the cultural center where Cesária Évora performed at Café Royal and Bar Tropical before international recognition arrived in her fifties. The Centro Cultural do Mindelo opened in 2004 in a renovated colonial building on Rua da Praia and presents morna and coladeira performances most Friday and Saturday evenings. Festival de Baía das Gatas occurs the August full moon weekend on the northeastern beach where stages host amplified bands until dawn. Porto Grande harbor served as a coaling station for transatlantic steamers between 1850 and 1950 when Mindelo population peaked near 20,000. The fish market operates mornings on Rua da Praia where vendors sell tuna, wahoo, and grouper directly from wooden boats. Tower of Belém replica stands at the harbor entrance, constructed in 1930 as a navigation aid.
Santiago covers 991 square kilometers and contains half the national population. Cidade Velha received UNESCO World Heritage designation in 2009 as the first European colonial settlement in the tropics, founded by António da Noli in 1462. Fortaleza Real de São Filipe was completed in 1593 to defend against Francis Drake who raided the settlement in 1585. The fortress stands 120 meters above sea level on the clifftop west of Ribeira Grande valley. Igreja de Nossa Senhora do Rosário, constructed in 1495, retains its original stone walls though the roof required reconstruction in 1920. The pelourinho pillory in the central plaza dates to 1512 and marks the slave auction site. Praia expanded rapidly after designation as capital in 1770 when administrative functions transferred from Cidade Velha. Plateau neighborhood contains government buildings and Mercado de Sucupira where vendors sell cloth, produce, and grogue in repurposed shipping containers.
Sal evolved from salt extraction site to tourism center following airport construction in 1939 for transatlantic refueling. Salinas de Pedra de Lume occupies a volcanic crater where seawater evaporates in shallow pans producing salt harvested until 1985. The crater floor sits ten meters below sea level with salinity reaching 37 percent in summer months, exceeding Dead Sea concentrations of 34 percent. Santa Maria developed around the salt pier at the southern tip where hotels now line the western beach. The island measures 30 kilometers end to end with maximum elevation of 406 meters at Monte Grande. Wind conditions averaging 18 to 24 knots from November through May established Ponta Preta as a kitesurfing location hosting World Cup events since 2007. Shark Bay on the western shore holds lemon sharks in knee-deep water where guides organize viewing for approximately 1,000 escudos.
Boa Vista contains the Viana Desert where Saharan sand deposited by northeast trade winds covers 20 square kilometers of the northeastern interior. Loggerhead turtles nest on Sal Rei and Curral Velho beaches between June and October with peak activity in August when individual females dig nests and deposit approximately 110 eggs per clutch. Protection programs monitor nests and relocate eggs threatened by tides or human activity. Wreck of Cabo Santa Maria sits on the northwestern beach where the Spanish cargo vessel ran aground in 1968 carrying flour, wine, and ceramics. Rust-stained ribs protrude from sand 50 meters offshore during low tide. The island receives less annual rainfall than any other in the archipelago with Sal Rei recording 58 millimeters in average years.