![](http://www.alamy.com/thumbs/6/FD6B228A-AB91-490D-A9E6-4302FF4BE14B/ER6W18.jpg)
Underground park of a mall with columns and ventilation ducts
Size: 5184px × 3456px
Photo credit: © Giulio Bagnato / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: air, aluminum, automobile, building, car, city, cold, construction, cool, duct, energy, engineering, fan, floor, garage, indoors, industrial, industry, interior, lot, mall, metal, modern, parking, pipe, power, public, roof, shiny, silver, space, steel, technology, tube, ventilation, wall