The Doha Convention Center Tower is a 551 m (1,808 ft) tall skyscraper under construction in Doha, Qatar. The building, shaped like a tapering obelisk, will house offices on the lower levels, apartments, a hotel and penthouse residences on the upper floors. At the very top, a private club will occupy a 60 m (200 ft) high glass cylinder surrounded by extensions of tower's facade and supported by a structural helix.