Sketch of the week: City devoid of people

This #buildingdoodle is a watercolour by San Francisco architect John Marx is part of a series that observes cities and places devoid of people. The watercolours have just been published by Oro Editions in a book called: Études – The Poetry of Dreams + Other Fragments.

To submit your sketches, please email building@building.co.uk or post on Twitter #buildingdoodle.