Apo Reef Light Apo Reef Light The Apo Reef Light was a historic lighthouse built on Bajo Apo Island in Apo Reef Natural Park. The park is located in the middle of Mindoro Strait, west of the province of Occidental Mindoro, in the Philippines. The station was established to warn ships of the dangerous shallow reefs in that part of the strait. The original tower was the tallest lighthouse tower ever erected in the Philippines. The 118-ft (36.0-m) tall structure was an iron skeletal tower with a central cylinder, reinforced by a hexagonal frame and topped with the lantern room with two levels
Tiparra Reef Tiparra Reef Tiparra Reef (also spell as Tipara) is a reef located in Spencer Gulf in South Australia about west of the town of Port Hughes. The reef is described as being "a bank of sand, in extent, with depths of less than , that lies in the middle of Tiparra Bay" with a"limestone ledge, long in a N[orth] S[outh] direction and about wide, that just dries, lies on the S[outh] W[est] end of the reef N[orth] W[est] of Cape Elizabeth" (which is the southern headland of Tiparra Bay). The limestone ledge was the site of an operational lighthouse from