An arcade is a succession of contiguous arches, with each arch supported by a colonnade of columns or piers. Exterior arcades are designed to provide a sheltered walkway for pedestrians; they include
Norman blind arcade, Ely Cathedral
Arcades of the Colosseum (AD 70s) from the outside
Arcades inside the Mosque of Uqba, also known as the Great Mosque of Kairouan, in Tunisia (670). There is no vaulting; the arches are bridged by wooden beams
These arcades in Córdoba were begun in the 780s; Some are topped by beams, others by barrel vaults.
In architecture, a loggia is a covered exterior gallery or corridor, often on an upper level, sometimes on the ground level of a building. The corridor is open to the elements because its outer wall i
Arcade (architecture)
…each arch supported by a colonnade of columns or piers. Exterior arcades are designed to provide a sheltered walkway for pedestrians; they include many loggias, but here arches are not an essential element. An arcade may feature arches on both sides of the walkway. Alternatively, a blind arcade superimposes…
The Renaissance three-story arcade loggia of the City Hall in Poznań, Poland, served representative and communication purposes.
Villa Godi by Palladio. The portico is the focal point in the center with loggias used at each side of the structure as a corridor.
Loggia Valmarana in Vicenza, Italy, by Palladio, UNESCO
The Venetian Gothic loggia of the Buonconsiglio Castle in Trento, Italy