Europe's first liquefied natural gas plant sits on a floating platform. The platform was transported by ship from southern Spain to the coast of Norway.

The dam, which is the largest ongoing construction project in Latin America, is designed to rise 186 meters above the Rio Grande de Santiago river in Mexico. Upon completion, it will provide for two percent of the entire country's electricity needs.

Engineers are building the Ngong Ping 360, the world's longest detachable cable car system, on Hong Kong's mountainous Lantau Island, spanning the South China Sea.

The 40-year-old Woodrow Wilson Bridge is being replaced by a new span crossing the Potomac River between Maryland and Virginia, just south of Washington, D.C.

The Gotthard Base Tunnel underneath the Swiss Alps will be the world's longest rail tunnel upon completion in 2015.