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
Thomas Commercial Historic District City Hall (1927), and Thomas Central Power Plant Dam (1911). Also located in the district is the separately listed Cottrill Opera House (1902). It was listed on the National Register of Historic Places in 1998. Thomas Commercial Historic District Thomas Commercial Historic District is a national historic district located at Thomas, Tucker County, West Virginia. It encompasses 48 contributing buildings and two contributing structures. They include the business and commercial core of Thomas. Most of the buildings in the district date from the late-19th and early-20th century in popular architectural styles, such as Italianate, Renaissance Revival, and Gothic Revival. They