Each year, workers in Sweden build a hotel made of ice and snow from the Torne River.

Construction workers race to complete Rio de Janeiro's João Havelange Olympic Stadium in time for the 2007 Pan American Games.

Stonecutters Bridge, which straddles the Rambler Channel in Hong Kong, is one of the longest span cable-stayed bridges in the world.

The Mighty Shovel built for Barrick Gold: the ultimate digging machine that weights 1,450 tons and can lift 120 tons in one scoop. Crews at P&H Mining Equipment rush against the clock to get this behemoth manufactured and assembled by their deadline.

The Arctic Shuttle Tanker: a revolutionary oil tanker and icebreak in one. The workers at Samsung shipyard in South Korea have four months to build and launch this ship, but equipment problems and work-site difficulties afflict even this efficient crew.

An ambitious wind-power project in Holland involves the building of 60 giant windmills with blade spans as long as a football field.

An enormous wave machine is built at Siam Park, a water park on the Spanish island of Tenerife.

Work crews build New York's new South Ferry subway station directly underneath the existing station.

A new concrete arched bridge connecting Nevada and Arizona is constructed to replace the current route across the top of the Hoover Dam.

Unforeseen problems hamper the building of JetBlue Airways' new terminal at John F. Kennedy International Airport.

Renzo Piano designed and built to replace the two former CAS's ruined by earthquakes. The crew is racing the clock to finish the flora-covered roof and weather-proof the building before San Francisco's notorious rains hit.

The building of the world's most modern and eco-friendly planned city in South Korea.

Construction crews contend with unforeseen problems during the building of Hard Rock Park in Myrtle Beach, S.C.

The world's biggest cargo ship is being built in Denmark, by Danes who trace shipbuilders in their family trees to the Vikings. Just 45 days in the drydock is needed to complete this mammoth ship.

The Incheon Grand Bridge in South Korea is comprised of three separate sections.

It's the biggest construction project Las Vegas has ever seen: MGM'S City Within A City. A 4,000-room hotel/casino with five condo towers and a retail mall, this $9 billion complex is the largest private construction project ever built in North America.

Tough drilling and blasting conditions complicate the building of a tunnel in Sweden.

It will be one of the world's few floating bridges, built on concrete pontoons as long as football fields. Although the team is made up of veterans, none of them have ever built a floating bridge. Will delays keep them from finishing on time?

A liquefied natural gas plant for the Arctic Circle is built southwestern Spain.

The building of the El Cajon Dam on the Rio Grande de Santiago River in Mexico.

Building the Ngong Ping 360 cable car system on Hong Kong's Lantau Island.

The Woodrow Wilson Bridge, which has spanned the Potomac River since 1961, is replaced with a new structure to better handle traffic demands of the 21st century.

The Gotthard Base Tunnel in Switzerland will become the world's longest rail tunnel upon completion.

Building Ski Dubai, the first indoor ski resort in the Middle East.

A massive oil rig is built.

The 5.5 billion dollar network of floodgates in Venice.

In order to tap the vast potential energy of New Zealand's Manapouri lake, a six mile tunnel must be carved out of some of the toughest rock on the planet, in a place where yearly rainfall is measured in feet instead of inches.

The amazing project undertaken by the People’s Republic of China building a vast subway system for the city of Beijing, which is a major growing metropolis where pollutants deriving from mass transit was overwhelming the city’s environment. Not only the concern for the environment but also an ever growing population due to influx from the various provinces required an urgent solution to accommodate this vast metropolis transportation needs