Geology of the British Indian Ocean Territory carbonates, which are present in the Seychelles for reasons that are not clear—hypothesized to include local storm erosion. The offshore waters around the archipelago contain deep-sea ferromanganese nodules, with globular, dendritic and laminated microstructures formed from iron-manganese oxide. Due to the US military presence on the island the US Geological Survey has conducted water resource analysis since 1984. Geology of the British Indian Ocean Territory The geology of the British Indian Ocean Territory comprises the Chagos Archipelago—the above water portion of the Chagos Bank. Formed from hotspot volcanism, the Chagos Bank was separated from the Nazareth Bank 36 million years
Tourism in the Philippines City. Despite the rise of modern shopping malls, traditional Filipino shopping centers such as flea markets and bazaars still remain around the metropolis. The Visayas, the central island group of the Philippines, is the heart of the country's biodiversity. The most popular beach destination in Visayas is Boracay: the island is popular for its pure white sand beaches and has been a favorite island destination for local and foreign visitors. In 2012, Boracay received the "best island" award from the international travel magazine "Travel + Leisure". Aside from its white sand beaches, Boracay is also a popular destination for relaxation,