Images courtesy of Flikr https://www.flickr.com/
http://creativecommons.org/licenses/by-nd/4.0/

Mike McCune – sprinkler plans
Novo Decko Modular Home Australia 1 – Linda Mandy Digital Realism/Asset photography
Sandogs – Walls
Jeremy Levine  – Red Box by day
denisbin – 1868 Gothic Police Station
Rod Waddington – Wallace’s Hut
Payton Chung – lofts
pnwra – railyards
Owlpacino – 112108: Plans
Kim Synder – The Meadows