Steam train (Toy Train) of the Darjeeling Himalayan Railway, UNESCO World Heritage Site, Batasia Loop, Darjeeling, West Bengal, India, Asia

Chicago River and towers of the West Loop area,Willis Tower, formerly the Sears Tower in the background, a raised disused railway bridge in the foreground, Chicago, Illinois, United States of America, North America

Chicago River and towers of the West Loop area, Willis Tower, formerly Sears Tower in the background, a raised disused railway bridge in the foreground, Chicago, Illinois, United States of America, North America

Chicago River and towers of the West Loop area, Willis Tower, formerly the Sears Tower in the background, a raised disused railway bridge in the foreground, Chicago, Illinois, United States of America, North America

Chicago River and towers of the West Loop area, Willis Tower, formerly Sears Tower in the background, a raised disused railway bridge in the foreground, Chicago, Illinois, United States of America, North America

Four-wheel-drive vehicle on the Mereenie Loop Road, West Macdonnell National Park, Red Centre, Australia

Open road to Loop Head lighthouse at the end of the Loop peninsula, County Clare, West of Ireland

Night shot, Riverwalk, waterfront, River Loop, skyline, Trump International Tower, 35 East Wacker Drive, 77 West Wacker Building, Chicago, Illinois, United States of America, USA, North America

Condominium high rise building West of the Loop at dusk, Chicago, Illinois, USA

Chicago Riverwalk in the evening light, waterfront, River Loop, 77 West Wacker Building, or United Building, Merchandise Mart, or Merch Mart, commercial centre, 321 North Clark Building, Chicago, Illinois, United States of America, USA, North America