Archaeological excavations revealed that the building was large and had two high towers linked by a courtyard.

Framlingham Castle, built in the 13th century, has 13 towers linked by a continuous wall.

The castle was originally square, with towers at each of the four corners, linked by strong curtain walls.

This superb 12th century castle has thirteen towers, linked by a continuous curtain wall.

It consisted of two rectangular towers linked by an irregular curtain wall.

This suggestion later developed into the two towers linked by the underwater passage.

It has been designed as a vertical city of towers linked together by bridges at different heights, with both public and private facilities.

The main building is distinguished by four towers, virtually freestanding, linked to one another in an X shape through a central core.

Its striking facade is composed of two towers linked by a loggia on three levels.

All three gates have massive towers linked by curtain walls above the passageways.