Architectural treatises are written works that discuss the principles, theories, and practices of architecture. They often serve as guides for architects and builders, detailing design concepts, construction techniques, and aesthetic considerations. Notable examples include Vitruvius's "De Architectura," which laid the foundation for classical architecture, and Andrea Palladio's "The Four Books of Architecture," which influenced Renaissance design. These texts can vary in scope, from comprehensive manuals to focused essays on specific topics. They often reflect the cultural and historical context of their time, providing insights into the evolution of architectural thought and practice across different eras and regions.