TV Guide Smithsonian Wednesday

A behind-the-scenes look of NTV's two Italo trains is given, the AGV and the EVO, as they expand to cover more of the Italian railway network.

Passengers hop aboard the historic White Pass and Yukon Route Railroad to enjoy a scenic journey through Alaskan mountains and glaciers.

Pinnacle-class cruise ship MS Nieuw Statendam is the world's largest boutique cruise ship at 300 meters long and can carry over 4,000 passengers.

The crew and passengers aboard a cruise ship called MSC Divina is in danger of ending in disaster when a tropical storm grows to hurricane force.

The Viking Star-class cruise ship visits southern Spain, Normandy and the canals of Amsterdam, as the crew navigates narrow passages and battles rough seas.

A captain and his crew struggle to navigate a new route aboard a vessel known as the Viking Sea as they sail from London to Scotland.

Designers share what inspired their radical structural ideas, including a unique port authority building in Belgium and a skinny skyscraper in Manhattan.

A new performance center with a tent-like glass-and-steel lobby tests engineers in Kansas City; two twisting apartment towers make heads spin in Ontario.

The engineering and design history behind the Museum of African American History, the Montreal Tower once abandoned and the Equinor building in Oslo.

Host Jay Ellis learns more about the construction of a library spanning a railway line and how a skyscraper was built in record time.

An examination of unusual and inventive structures around the world includes a mobile research station in Antarctica and a concert hall on the Canary Islands.

Host Jay Ellis goes to Hearst Tower in Manhattan and the Jewel Changi Airport in Singapore and learns how designers try to create a worthy museum.

Host Mike Davidson goes under one of the world's largest lakes to help with a multi-million-dollar tunnel boring project which is vital to a fast-growing city.

Host Mike Davidson helps the Well Done Foundation with finding and capping the 2 million abandoned oil and gas wells that are leaking throughout the U.S.

Host Mike Davidson is asked to fix a machine that keeps one of the United States's biggest ports moving and assist in moving a 3-million-pound crane.

Host Mike Davidson goes to Panama to help make high-stakes repairs for one of the world's largest open-ocean fish farms in Panama.

A wooden skyscraper built from 1,200 bespoke pieces tests fire safety limits in Milwaukee; a decaying Amsterdam crane transforms into elegant glass offices.

Jay Ellis pays tribute to the U.S. National Medal of Honor Museum, looks at the leaning tower of gambling and explores a building that allows sunshine.

An in-depth look at numerous innovative structures around the world includes a horseshoe-shaped complex in Rotterdam and a rock-shaped opera house in China.

A new museum building bends 1,100-glass tubes to form a facade & tunnels below the water table; an 11-storey glass atrium is built on the former Berlin Wall.

Host Jay Ellis visits the American Museum of Natural History, an arts center inspired by migrating birds and built on a lake and Boston University.

With flames emerging through the cockpit floor, the pilots of Pilgrim Airlines flight 458 manage a heroic landing on a frozen Rhode Island reservoir.

When a helicopter carrying workers offshore ditches into the ocean, an investigation reveals a flaw in the chopper's design.

A 1996 Aeroperu flight headed for Chile turned back just after takeoff when the pilots realized all the aircraft's instruments were giving false readings.

Landings can become catastrophes if pilots aren't ready when the runway comes into view.

Flydubai Flight 981 is forced into a holding pattern leading to a series of physical and mental errors that end in a fatal nosedive.

Exploring how pilots managed to stay in the air after planes experienced system failures.

An Air France Airbus A330 went down over the Atlantic Ocean, and the aircraft's cockpit voice recorders were found on the ocean floor two years later.

In July 1988 the crew of the U.S.S. Vincennes mistakes an Iranian commercial airliner for an attacking warplane and takes it down with a surface-to-air missile.

Three separate flight crews skip critical procedures in a rush to finish their flights, ignoring signs of danger.