This document provides an overview of various urban and regional planning theories and models throughout history. It begins with a brief history of urban planning from early settlements in 27 BCE to aspirations for future cities. Key sections summarize definitions, urban bases, and several influential theories of town emergence, arrangement, and structure including the works of Patrick Geddes, Walter Christaller, Ernest Burgess, and James Vance Jr. among others. The implications of these theories for architectural practice and urban design are also discussed.