Interestingly, the concrete channel looks similar to those in Central Asia. (The latter have holes in them to let water seep into the ground.) Street view: http

Interestingly, the concrete channel looks similar to those in Central Asia. (The latter have holes in them to let water seep into the ground.) Street view: https://maps.app.goo.gl/pvrsiYMCfeADo8NL6 https://maps.app.goo.gl/pvrsiYMCfeADo8NL6