This week鈥檚 #buildingdoodle is by San Francisco architect John Marx

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: E虂tudes 鈥 The Poetry of Dreams + Other Fragments.

201 Urban Etude-First Light 1993 9x9-2

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