Ramparts

n. embankment, defensive wall; shield, defensive structure

City wallsRamparts (squat) (also known as RampART Social Centre)Ramparts Magazine
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Noun
1. an embankment built around a space for defensive purposes; "they stormed the ramparts of the city"; "they blew the trumpet and the walls came tumbling down"
(synonym) bulwark, wall
(hypernym) embankment
(hyponym) Antonine Wall
(part-holonym) fortification, munition

A broad earthwork around a fortification upon which walls or parapets were built.

BASTIONI. BALUARDI. DIFESE. PROTEZIONI. FORTIFICA CON BASTIONI