Trucks link together to help reinforce South Africa's electrical grid.
A giant front loader keeps a copper mine moving.
The world's most fearsome dredger races to deepen the Panama Canal.
A giant heavy-lift ship delivers one of the largest pieces of cargo ever.
The largest marine crane in Asia assembles oil rigs in Singapore's harbor.
A revolutionary helicopter helps prevent avalanches at the Winter Olympics.
A 10,000 horsepower super-tug steers tankers away from disaster in Alaska.