The specialized book "Ancient Architecture and Building Ornamentation" offers a comprehensive and systematic overview of the most significant ancient building ornaments and architectural plans from the Greco-Roman period. It highlights the various guiding forms and their chronological development, supported by detailed descriptions and translations of ancient texts. The illustrations, specifically created for this work based on original templates, complement the theoretical content and provide visual insights into ancient construction art. A comprehensive index, which includes technical terms in six languages, facilitates access to foreign-language research literature and makes the book a valuable tool for students of archaeology, art history, ancient history, and architecture. It is also suitable for anyone interested in exploring the topic of ancient architecture.