Buildings and Dramatic Skies (no people)

Brief

I would like to see your best photos depicting dramatic skies behind buildings. They can be anything from a city skyline to a single property. Images must not include people or vehicles. PHOTOCROWD RULES REMINDER: All the elements of submitted images (including skies) must have been shot by the photographer entering the contest. It is not permitted to use other images taken from the web, stock libraries or from within photo editing software.