Buttress

buttresses at Sint-Petrus-en-Pauluskerk; Ostend, Belgium

A buttress is a structure placed against the walls of a building to give it more support, or to help it to hold the roofs. Buttresses are common in ancient buildings, especially in Europe. A buttress can be an inside or outside support.

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Buttress Media

Vicolo di Formia (1956)Oil painting by Antonio Sicurezza of an alleyway with flying buttresses between buildings
Buttress type (ground plan) , based on information at [1] and [2]
Clasping or clamped buttress
Diagonal or 'french' buttress
Buttress type (ground plan) , based on information at [1] and [2]
A buttress and a flying buttress, mostly concealed, supporting walls at the Palace of Westminster
Buttress at Our Saviour's Chapel, Żejtun, Malta
Façade buttresses at Milan Cathedral, Italy
Buttresses on the 700ft tall Daniel-Johnson Dam, Quebec
Thick buttresses characterize Earthquake Baroque architecture like Paoay Church, Philippines