Extreme Engineering

1 Tokyo's Sky City 2003-04-13 2 Subways in America 2003-04-15 3 Transatlantic Tunnel 2003-04-16 4 City in a Pyramid 2003-04-23 5 Bridging the Bering Strait 2003-04-30 6 Tunneling Under the Alps 2003-05-07 7 Building Hong Kong's Airport 2003-05-14 8 Holland's Barriers to the Sea 2003-05-21 9 Boston's Big Dig 2003-05-28 10 Widening the Panama Canal 2003-06-04

1 Turning Torso 2004-07-07 2 Venice Flood Gates 2004-07-14 3 Container Ships 2004-07-28 4 Oakland Bay Bridge 2004-08-04 5 Iceland Tunnels 2004-09-01 6 Off-shore Oil Platforms 2004-09-25 7 Cooper River Bridge 2004-10-05 8 Millau Viaduct 2004-11-15 9 Excavators 2004-11-22

1 The Snohvit Arctic Gas Processing Platform 2005-10-19 2 The El Cajon Dam 2005-11-10 3 Hong Kong's Cable Car 2005-12-02 4 Woodrow Wilson Bridge 2005-12-09 5 Gotthard Tunnel 2006-01-01 6 Dubai's Ski Resort 2006-01-21

1 Super Stadium 2006-02-19 2 Mega Tunnel 2006-03-08 3 Biggest Warship 2006-05-31 4 Sakhalin Oil & Ice 2006-06-28 5 Big Easy Rebuild 2006-07-05 6 Space Tower 2006-07-12

1 South Ferry Subway Station 2006-10-11 2 World's Biggest Arch Bridge 2006-10-18 3 JFK: JetBlue Terminal 2006-10-25 4 Stonecutters Bridge: Hong Kong 2006-11-01 5 California Academy of Sciences 2006-11-08 6 Hallandsas Ridge Tunnel: Sweden 2006-11-15

1 Coaster Build Off 2007-07-10 2 Battle Machines 2007-07-17 3 World's Tallest Skyscraper 2007-07-24 4 Super Fast Warship 2007-08-07 5 Boot Camp 2007-08-14 6 Fault Zone Tunnel 2007-08-21 7 Hurricane-Proof Homes 2007-08-28 8 Floating City 2007-09-04 9 Biggest Casino 2007-09-11 10 High Risk Tower 2007-09-18 11 Turbo-Charged Boats 2007-09-25 12 Mountain of Steel 2007-10-03 13 Deepest Tunnel 2007-10-10 14 Major League Stadium 2007-10-17

1 Dallas Cowboys Stadium 2009-04-20 2 CityCenter, Las Vegas 2009-04-21 3 Hong Kong Bridge 2009-04-27 4 Navy Amphibious Warship 2009-05-04 5 Panama Canal 2009-05-11 6 Peru Dam & Tunnel 2009-05-18 7 Abu Dhabi 2009-06-01 8 NASA 2009-06-26

1 Singapore Sky Park 2010-04-08 2 Rio De Janerio's Power Island Project 2001-04-15 3 Kuwait Tower 2010-04-29 4 New Orleans Surge Barrier 2010-05-09 5 South Africa's Mponeng Gold Mine 2010-05-13 6 Overhauling the Bay Bridge 2010-05-20 7 Melbourne Stadium 2010-05-27 8 Gotthard Base Tunnel 2010-05-30 9 Abu Dhabi Central Market 2010-06-17 10 Port of Rotterdam 2010-07-01

1 Rebuilding New York City's Subway 2011-04-08 2 Drought-Proofing Australia 2011-04-15 3 Azerbaijan's Amazing Transformation 2011-04-22 4 London's Olympic Aquatic Stadium 2011-04-29 5 Constructing Serbia's Largest Bridge 2011-06-18 6 Amsterdam's Futuristic Floating City 2011-06-25 7 Building Mumbai's Modern Airport 2011-07-02 8 Turkey's Mammoth Hydropower Dam 2011-07-09