Question

within a secluded valley in southern jordan, it is framed by rose - red sandstone cliffs. over two millennia ago, the ancient builders took advantage of the natural landscape, carving ornate temples and tombs right into the cliffs. the designs blend seamlessly with their mountain environment. the towering facades, adorned with intricate details and elegant columns, showcase the exceptional craftsmanship of petras original residents. beyond its beautiful cliff carvings, petra also exemplifies practical innovation. ingeniously engineered rock - cut water channels and reservoirs enabled the city to store and distribute water, ensuring its survival in the harsh desert environment. today, petra remains a symbol of its creators sophisticated capabilities and vision. the past. what is the central idea of the passage? petras architecture and water management reflect the advanced skills of its ancient civilization. petras sandstone cliffs were sculpted to add artistic flourishes to practical necessities like fountains. petras residents survived in the desert by using water channels and reservoirs to retain water. petras stunning red sandstone cliffs draw visitors from around the world even to this day.

Explanation:

The passage emphasizes how Petra's water - management systems, including water channels and reservoirs, were crucial for survival in the desert and reflect the advanced skills of its people.

Answer:

The central idea is the advanced water - management skills of Petra's ancient civilization that enabled its survival and showcase both practical innovation and artistic talent.