The document discusses the different types of architectural space, including physical space, perceptual space, conceptual space, behavioral space, interwoven space, static space, directional space, non-directional space, positive space, and negative space. It also discusses the three basic elements of architecture according to Vitruvius: strength, utility, and grace. Strength refers to the physical structure and foundations of a building. Utility refers to the functional arrangement of rooms and spaces. Grace refers to how architecture engages the senses and shapes our experience of the built environment.