Ad Deir, the Monastery, carved into the sandstone

Ways of seeing

Water made the city

Petra, Angkor and Venice, seen through the systems that sustain them.

PhotographDiego Delso · CC BY-SA 3.0

Look beyond the first impression

The great façade is easy to admire. The channel, reservoir or landing stage asks for a different kind of attention. Follow water and a familiar wonder becomes a working place, with needs, constraints and ingenious responses.

These three cities are not versions of one idea. They offer a useful comparison between conserving water, organising a vast water landscape and living within a lagoon.

The monumental façade of the Palace Tomb
The monumental façade of the Palace TombPhoto: Bernard Gagnon · CC BY-SA 3.0

Petra · Jordan

Conserve what is scarce

At Petra, the rock-cut architecture makes the first impression, but water helps explain how an extensive settlement could function in an arid setting. Channels, cisterns, reservoirs and diversion works belong to the same story as the celebrated façades.

Try changing the question from “How was that tomb carved?” to “How did people live here?” The landscape stops being a theatrical backdrop. Slopes, gorges and routes become practical conditions that a city had to understand. This is a way of reading the site, not a claim that every visible channel has the same date or purpose.

Try this way of looking

On an authorised visitor route, look for the relationship between a slope, a channel and a built space. Use the interpretation or a guide to identify the feature before assigning it a function.

Explore the full guide

The photograph introduces this chapter’s place. The reading prompt may refer to features beyond the frame.