Question

petras designs were not only beautiful but also practical. its rock - cut water channels, for example, helped store and manage water in the desert, allowing the city to thrive in arid conditions. today, petra remains a marvel of the ancient world, giving visitors a glimpse into history and the remarkable ability of people centuries ago to transform the desert landscape into a flourishing city. what is the central idea of the passage? petras well - preserved architecture offers insights into life in ancient jordans desert cities. the cliff carvings in petra were formed by the natural forces of wind and water over time. petra was once a thriving ancient city in spite of its location in a desert valley. the innovative and striking architecture of petra makes it a world - renowned attraction.

Explanation:

The passage highlights Petra's remarkable architecture, its practical features like water - channels, and how it gives visitors a view into history. It emphasizes Petra as a marvel of the ancient world, which makes it a world - renowned attraction. The other options focus on specific aspects rather than the overall central idea.

Answer:

The innovative and striking architecture of Petra makes it a world - renowned attraction.