The dunes that surround Corralejo are not native to the island. Fine white sand, ground from marine shell and coral, was carried inland by the trade winds and settled over a bed of black basalt — a landscape assembled by weather rather than by rock. The result covers roughly 2,600 hectares and has been protected as the Parque Natural de Corralejo since 1982. The volcanic frame is much older. Fuerteventura is the oldest of the Canary Islands, with basement rock dated to around 20 million years, and the cones behind Corralejo — Montaña Roja, Bayuyo, Calderón Hondo — belong to a far younger chain that erupted within the last 50,000 years. Bayuyo alone produced the lava field that runs down to the sea at El Jable. Farmers here read this ground carefully. The gavia and enarenado systems, in which volcanic gravel is spread over soil to trap dew and slow evaporation, allowed cultivation on an island that receives under 150 millimetres of rain a year. Those grey rectangles are still visible from the inland tracks. This inheritance is why a buggy ride corralejo has become the standard way to read northern Fuerteventura. The terrain rewards a vehicle that can move slowly across malpaís, the broken lava country that defeats ordinary tyres and rewards patience. Guided convoys thread between cinder cones, past abandoned lime kilns and the low dry-stone walls that once divided grazing land, then break out toward the coastal ridge with Isla de Lobos and the Lanzarote shoreline in the middle distance. The operating base sits at Calle Minerva, Centro Comercial El Campanario, 35660 Corralejo, Fuerteventura, Spain — a short walk from the harbour and the old town's fishing quarter. Corralejo itself was a village of fewer than a thousand people into the 1960s, dependent on sardine and tuna boats. Tourism arrived with the first hotels along the Avenida Marítima and reshaped the settlement within two decades, though the working port survives. What distinguishes a Corralejo dune buggy tour from a coach circuit is scale of attention. The convoy stops where the geology is legible: an ash layer cut by an old track, a lava tube collapsed into a skylight, the sudden line where white dune meets black field. Free entry applies to the natural park itself, and the buggy ride corralejo tickets sold here cover the guided vehicle experience rather than any gate. The island supplies the rest.