A Drum tower in Europe is a round tower that has a longer diameter length than height, resembling the shape of the

musical instrument A musical instrument is a device created or adapted to make musical sounds. In principle, any object that produces sound can be considered a musical instrument—it is through purpose that the object becomes a musical instrument. A person who pl ...

. Sometimes the term is used erroneously to describe typical round

Norman Norman or Normans may refer to: Ethnic and cultural identity * The Normans, a people partly descended from Norse Vikings who settled in the territory of Normandy in France in the 10th and 11th centuries ** People or things connected with the Norm ...

defense towers or circular towers in general.

References

Architectural elements Towers {{Europe-castle-stub