Maslak "Spine Tower" which reaches a structural height of 202 meters; while the tallest skyscraper currently under construction in Maslak (as well as Istanbul and the rest of Turkey) is the Diamond of Istanbul, which comprises three centrally-connected towers, the tallest of which will have 53 floors above ground and will reach a structural height of 270 meters (thus surpassing the current tallest completed skyscraper in Istanbul, the 54-floor, 261 meters tall Istanbul Sapphire in the nearby Levent business district.) The Diamond of Istanbul will also be the first steel skyscraper in Turkey, where (as opposed to the situation in the
Belfast Commercial Historic District Belfast Commercial Historic District The Belfast Commercial Historic District encompasses two blocks of the central business district of Belfast, Maine. This area includes the best-preserved and most architecturally interesting commercial buildings of the city's mid-to-late 19th century development, when it was the leading port on Penobscot Bay. It extends along Main Street from the major intersection and Church Street north to Washington Street. It was listed on the National Register of Historic Places in 1980, and is entirely contained within the larger Belfast Historic District. The city of Belfast is located at the head of Belfast Bay on the west