Formiga's

Formigas Islets, sometimes referred to as the Formigas Bank, are a group of uninhabited rocky outcroppings in the eastern group of the Azores archipelago, an autonomous region of Portugal. The bank is located 43 kilometres (27 mi) northeast of Santa Maria and southeast of São Miguel, covering a surface area of approximately 9,000 square metres (97,000 ft2). The submerged Dollabarat Reef is in the... (Wikipedia)