Bordeira is a semicircular mountain in the middle of the island Fogo. It is a crater rim, up to 1 km high, formed by a prehistoric collapse of the volcano Pico do Fogo. At a maximum elevation of , it is the second highest point in the nation behind Pico do Fogo. The name literally means the border. It forms part of Fogo Natural Park. Opening to the east, it effectively protects the northern, western and southern part of the island against lava flows from the volcano. The settlement Chã das Caldeiras lies at the foot of Bordeira, in the caldera. The east side of the Bordeira cliff is much steeper than the west side.