This guidebook investigates the extent and preservation of Roman architectural and archaeological sites across the northern and eastern regions of France. Author James Bromwich provides a comprehensive survey of ruins, monuments, and urban remnants left by the Roman Empire in these specific territories. The work serves as a practical reference for travelers and students of history, organizing sites by geographical proximity and historical significance to facilitate field exploration.

Experts and travelers frequently cite this work as a foundational resource for those interested in the Roman footprint in Gaul. The text is noted for its clarity and utility as a field companion for historical tourism.