A vibrant roller coaster with red tracks and a steel frame against a cloudy sky. The structure showcases the thrilling design of amusement park rides, emphasizing excitement and adventure.

Visitor centre at Stonehenge, architects Denton Corker Marshall completed December 2013, Amesbury, Wiltshire, England, United Kingdom, Europe

The Manhattan skyline from the Brooklyn Bridge, post Sept 11, New York City, New York State, USA, North America

Tea house and restaurant Wasserschloss in the warehouse district (Speicherstadt) viewed from the PoggenmuhlenBrucke bridge, HafenCity district, Hamburg, Germany, Europe

The Metro system being expanded in Calcutta, India,

The Metro system being expanded in Calcutta, India,

Rebuilding at Marysville, one of the worst affected communities of the catastrophic 2009 Australian Bush Fires in the state of Victoria, Australia, Pacific

Local housing being built on a brownfield site, the old gas works in Ambleside, Cumbria, England, United Kingdom, Europe

Telecommunication equipment at Ilulissat on Greenland, Polar Regions

Telecommunication equipment at Ilulissat on Greenland, Polar Regions

Office workers leaving the Swiss Re Tower at night in London, England, United Kingdom, Europe

Yokohama, Japan

Fukuoka Prefecture, Japan

Steel pipes at the temporary storage facility for the Baltic Sea pipeline, which will transport gas from the Russian town Wyborg to Greifswald, beginning in 2012, Sassnitz, Ruegen Island, Mecklenburg-Western Pomerania, Germany, Europe

Weld-on bolts with an internal thread, studs

Finished flat steel rolls waiting for shipment, steelworks of ArcelorMittal, Eisenhuettenstadt, Brandenburg, Germany, Europe

Aerial view, landscape structure, steel frame, Horizontobservatorium Halde Ewald stockpile horizon observatory, Halde Emscherbruch stockpile, Landschaftspark Herten landscape park, Ruhrgebiet region, North Rhine-Westphalia, Germany, Europe

Butcher's shop, hanging sign, Ribeauville, Alsace Wine Route, France, Europe

Half-timbered house, Gerber Quarter, Petite France, Strasbourg, Alsace, France, Europe

Castle and former Benedictine abbey, Tegernsee, historic steel engraving, 19th Century, Upper Bavaria, Bavaria, Germany, Europe

Steel beam frames at construction site