Can the remnants of a once-dominant religious civilization be traced through the modern, fractured landscape of the Middle East? William Dalrymple, a seasoned travel writer and historian, utilizes the sixth-century travelogue of monks John Moschos and Sophronius as a primary source to navigate the contemporary geopolitical realities of the Levant. By contrasting the ancient, mystical world of Eastern Christianity with the modern-day conflicts in Turkey, Lebanon, Israel, and Egypt, Dalrymple argues that the cultural and religious heritage of the Byzantine East is rapidly vanishing under the pressures of war and fundamentalism.

The work is widely regarded as a significant contribution to travel literature, praised for its ability to weave dense historical research with the immediacy of contemporary reportage. It serves as an authoritative, albeit melancholic, documentation of a cultural epoch nearing its end.