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Mighty Planes
S3, EP3 "CC-115 Buffalo"The Canadian Air Force's CC-115 Buffalo is the go-to aircraft for search-and-rescue on the West Coast.
Mighty Trains
S2, EP3 "Maharaja's Express"Passengers are treated like royalty on Indian Railways' Maharaja's Express.
Mighty Cruise Ships
S4, EP1 "Seven Seas Explorer"Sailing from Chile and Peru to Ecuador and Costa Rica, the luxurious Seven Seas Explorer cruise ship is full of marble, granite and almost 500 chandeliers.
Mighty Cruise Ships
S4, EP2 "AIDAnova"We hop aboard a seven-day cruise to the Canary Islands and Madeira aboard the first large liner to run purely on cleaner-burning liquefied natural gas.
Mighty Trains
S3, EP5 "Bergen and Nordland"Norway's Bergen Line stretches from Oslo to Bergen, passing through 182 tunnels; Nordland Line transports passengers and freight; Flam Railway boasts one of the steepest railway climbs on Earth.
Mighty Trains
S4, EP6 "Reunification Express"Exploring Vietnam by rail aboard the Reunification Express; a three-day ride from Hanoi to Ho Chi Minh City rich in views of rivers, rice paddies and dragon fruit orchards; steeped in the nation's war-torn past.
Mighty Cruise Ships
S1, EP4 "Celebrity Solstice"Facing Australia's fierce heat, Celebrity Solstice provides guests with views of waterfalls, jumping crocodiles, koalas and the Great Barrier Reef.
Mighty Cruise Ships
S1, EP5 "Stella Australis"The only cruise ship designed specifically to navigate the treasures and dangers at the southern tip of South America.
How Did They Build That?
S2, EP7 "Steep & Stunning"The engineering secrets behind the world's steepest mountain railway, a remodeled 145-year-old museum and a futuristic condo.
How Did They Build That?
S1, EP1 "Cantilevers & Lifts"An unstable high rise, an otherworldly museum, and a towering cliffside elevator.
How Did They Build That?
S2, EP6 "Upside Down & Under Sea"Visiting the Vancouver House, Norway's Under restaurant and the Seattle Central Library to discover how these visionary buildings were created.
How Did They Build That?
S2, EP1 "Riverparks & Artworks"Traveling to New York, Denver and Nice, France to visit Little Island, the Denver Museum of Art and La Tête Carrée; the secrets to how they were built are revealed.
How Did They Build That?
S1, EP2 "Towers & Roofs"A Manhattan high-rise; an Athens cultural center; a Singapore university.
Air Disasters
S23, EP5 "Training Ignored"Kobe Bryant dies when a high-tech helicopter crashes on a routine L.A. route-training ignored with deadly results; in Missouri, cockpit chatter dooms Corporate 5966; in Lexington, a twin-engine jet crashes after taking off from the wrong runway.
Air Disasters
S19, EP3 "Pressure Point"Investigators race to determine the cause of the deadliest single aircraft accident in history: the 1985 crash of Japan Airlines 123, which claimed 520 lives.
Air Disasters
S18, EP21 "Head-On Collision"With its conductors sound asleep, a freight train fails to stop and collides with an oncoming passenger train, resulting in tragedy.