interior ceiling of the colosseum

amphitheatre ancient antique arcade arch architectural architecture areas arena barrel brick building ceiling classic close colosseum column construction corbel corinthian door doorway doric engineer europe exterior facade floor forum gladiator historic historical hypogeum iconic imperial inside interior ionic italian italy landmark level medieval monument nature outdoor relief roman rome ruins sculpture seating stadium statue stone stonework structural structure stucco tier tourist travel travertine tree vault walkway wall warrior window