The old city of Ghadames is among the best-preserved pre-Saharan settlements in the world, and exploring it is an experience unlike any other in North Africa. The entire town is built from mud brick and palm wood, with thick walls that regulate interior temperatures so effectively that rooms stay cool even when outside temperatures exceed 40°C. The streets at ground level are almost entirely covered — narrow tunnelled passageways that thread between the buildings, creating a subterranean world of shade and cool air in the middle of the desert.
The architecture has a distinctive social logic. Ground floors were used for storage and stabling animals. The middle floors housed the family's living quarters. And the topmost level — the rooftop terraces — was the exclusive domain of women, connected by bridges and walkways to every other house in the town, forming a complete second city above the male world below. Women could visit neighbours, socialise, hang laundry, and move freely across the entire town without ever descending to the street. This system of rooftop passages is Ghadames' most celebrated architectural feature, and walking it gives a vivid sense of how spatial organisation encoded the town's social structure.
The old town was inscribed as a UNESCO World Heritage Site in 1986. The Gaddafi government resettled most residents in a new town nearby in the 1980s, and the old city now functions largely as a preserved monument, with families returning for festivals and maintaining their ancestral houses. A local guide is strongly recommended — without one, the labyrinthine alleys are genuinely disorienting, and the social history of each quarter is not obvious from the architecture alone.