This part of the tower featured the most windows, usually four, often facing north, east, south and west. Round towers would have been Ireland’s tallest buildings at the time of their construction.

The residential blocks will 8, 12 and 25 storeys high with the 25-storey tower set to be the tallest building in the country. The 4.7 acre site on Dublin's North Wall Quay is being developed by ...

Carleton Martello Tower is one of nine remaining Martello Towers (small defensive forts built by the British) in Canada. This particular fortress – which features a round shape and a flat roof ...