clipped from: weburbanist.com   
Venice Square Flooded
Venice Flooded
Venice Tide Barrier Diagram
Venice Tidal Barrier System
Venice, Italy: The Venice Tide Barrier Project will be the largest flood prevention project in the world.
Paroramic Shot of Tallest Elevator
Worlds Tallest Exterior Elevator
Zhangjiajie, China: The Bailong Elevator is the world’s largest exterior elevator. At over 1,000 feet tall
Worlds Tallest Bridge France
Millau Bridge in the Mist
Millau Bridge France
Millau Bridge
Millau, France: The Millau Viaduct is the highest bridge in the world. At almost 1,000 feet high (taller than the even the Eiffel Tower) and over 8,000 feet long
Worlds Largest Underground Pipeline
Underground Tunnel 3D Model
More, Norway to Easington, Britain: The Langeled Pipeline is slated to be the longest underwater gas pipeline in the world.
Three Gorges Dam Aerial
Three Gorges Dam Map
Three Gorges Damn Photo
Yangtze, China: The Three Gorges Dam
the largest hydroelectric dam in the world
The Big Dig Boston Map
The Big Dig Boston 2
The Big Digg Boston
Big Dig Collapse Boston
Boston, Massachusetts: The so-called Big Dig is a massive tunneling project in the heart of Boston, and is the most massive and expensive construction project in the history of the United States (at 15 billion dollars)
Mubrak Pumpting Station Aerial
Mubrak Pumping Station Model
Mubarak Pumping Station Construction
Mubarak, Egypt: The Toshka Project is an amazing attempt to convert a half million acres of desert landscape into arable land.