But it wouldn’t be Abu Dhabi without an added hint of exclusivity. The three towers are topped with the Penthouse Bridge, which is said to be one of the highest residential developments in the world. The properties are made up of one-, two-, three- and four-bedroom apartments, as well as townhouses and duplex penthouses, with prices ranging from $286k (£223k) to $3.5 million (£2.7m).