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Hagia Sophia: Istanbuls Ancient Mystery

   2015    History
Whether serving as Christian church, Islamic mosque, or secular museum, Hagia Sophia and its soaring dome have inspired reverence and awe. For 800 years, it was the largest enclosed building in the world—the Statue of Liberty can fit beneath its dome with room to spare. How has it survived its location on one of the world's most active seismic faults, which has inflicted a dozen devastating earthquakes since it was built in 537?" As Istanbul braces for the next big quake, a team of architects and engineers is urgently investigating Hagia Sophia's seismic secrets. Follow engineers as they build a massive 8-ton model of the building's core structure, place it on a motorized shake table, and hit it with a series of simulated quakes, pushing it collapse—a fate that the team is determined to avoid with the real building
Planet Earth
Planet Earth

   2007    Nature
Through the Wormhole
Through the Wormhole

   2011    Science
Jonestown: Terror in the Jungle
Jonestown: Terror in the Jungle

   2018    History
Cosmos: A Spacetime Odyssey
Cosmos: A Spacetime Odyssey

   2014    Science
Reel Rock
Reel Rock

   2014    Culture
Through the Wormhole Season 6
Through the Wormhole Season 6

   2015    Science
Earth, the Power of the Planet
Earth, the Power of the Planet

   2007    Nature
Putin: A Russian Spy Story
Putin: A Russian Spy Story

   2020    History