TV Guide Smithsonian Saturday

For centuries, Mexico's historic center has been a land of legends and power. From Veracruz's shores to Mexico City's ancient layers, Puebla's epic battle.

Western Mexico reveals the country's most iconic images. From the birthplace of tequila and mariachi to the world's busiest border.

A 2007 Indonesian flight crashed in the Makassar Strait, and authorities concluded that the pilots inadvertently disconnected the autopilot.

A team of experts investigates a string of unfortunate events which caused the Air Astana Flight 1388 to become completely uncontrollable.

A regional airliner crashed as it was trying to land at Zurich, Switzerland, and it was determined that the captain went below the minimum descent altitude.

Examining near-fatal accidents caused by engine failures.

Costa Diadema is a Dream-class cruise ship owned by Carnival Corporation which gives its 3,700 passengers the ultimate Mediterranean experience.

The Sky Princess carries passengers from Fort Lauderdale, Fla., to three Central American stops, and it manages to get into and out of ports despite its size.

The world's first cruise ship running on liquefied natural gas, AIDAnova visits the volcanic landscape and stunning beaches of the Canary Islands and Madeira.

The crew of the MS Paul Gauguin, a ship that sails through French Polynesia, deals with rough weather, narrow passageways and shallow channels.

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.

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.

Passengers aboard a luxury tourist train are taken on a unique journey through Northern Spain alongside a historic 19th century rail line.

Travelling up the coast of New Zealand in style aboard the Coastal Pacific, a train that embodies the nation's spirit of grit and determination.

A tourist train's engineering is challenged every time the train takes passengers through Lima, Peru and up the Andes mountains.

Instead of lingering in the sunny tropics, one luxury cruise ship ventures into hostile, chilly waters to bring her guests the Antarctic experience.

The MSC Meraviglia cruise ship is the largest ship made by a European cruise line, built by STX France, it can hold up to 4,500 passengers.

The largest cruise ship in the world has 21 swimming pools, 24 restaurants, a zip-line, a casino and replicas of Central Park and the Atlantic City Boardwalk.

Sailing from Chile all the way to Costa Rica, guests paraglide over sand dunes, cruise through mangroves, and zipline through jungles on a luxurious ship.

Carnival Vista is the latest edition to the Carnival Cruise Line, but it suffers from growing pains and it's up to a captain and crew to resolve its issues.

The last of five World War II-era cargo seaplanes that were converted to drop seawater on forest fires spends 16 arduous days fighting wildfires in Mexico.

The Rocky Mountaineer rail-tour company offers picturesque tours across Western Canada and over the Rocky Mountains as the train goes from Vancouver to Banff.

The MS Marina is Oceania Cruises' largest ship and makes a 12-day voyage with stops at ports in Scotland, England, Wales, Northern Ireland and Iceland.

The MS Symphony of the Seas is built to house, feed, transport and entertain more than 5,500 passengers as they sail to ports in Spain, France and Italy.

Passengers can experience an exceptional journey through Ecuador's Andes mountain range and coastal region on the Tren Crucero flagship luxury train.

The largest rail transport in New Zealand, the TranzAlpine takes passengers in the South Island and the Northern Explorer takes a trip through the North Island.

A detailed look is taken at a cruise of the Baltic Sea on the Regal Princess ship, and how the captain and crew deliver memorable experiences to passengers.

A minuscule cruise ship known as Europa 2 offers passengers a unique experience by leaving their Mediterranean destination up to a vote.

The Stella Australis takes passengers to parts of South America few people have seen, visiting sub-polar forests, vast glaciers and other remote areas.

A unique cruise ship known as Ocean Endeavour offers passengers a different experience from the usual tropical expedition by traveling across Arctic ocean.