Megastructures

Columns: # | Country | Title | Subject | Original Airdate
15 | Germany | Future Trains | Maglev train | ? | 16 | United Arab Emirates | Building the World | The World ( archipelago ) of artificial islands in Dubai | ? | 17 | United States | Train Wreck | the recycling of obsolete train locomotives in the USA | ? | 18 | China | Building Green Beijing | 2010 environmental improvement plan in Beijing , China | ? | 19 | France Switzerland | Atom Smasher | The Large Hadron Collider at CERN near Geneva , Switzerland | ? | 20 | China | Impossible Bridges : China | Lupu Bridge in Shanghai , Runyang Bridge in Jiangsu Province , and Sutong Bridge near Suzhou | ?

Example questions:
At what elevation is the structure featured on the Megastructures Season 4 Episode that aired on 2007-11-06 located ? | How long is the megastructure from the Megastructures Season 4 Episode ( 2007–2008 ) in Malaysia ? | How many millions of people live in the country home to the World 's Tallest Hotel featured on the Megastructures Season 4 Episode ( 2007–2008 ) ? | How far above the ground is the observation deck on the structure featured on the the Megastructures Season 4 Episode airing on 2008-05-20 ? | How many passengers can the ship hold featured on the Megastructures Season 4 Episode that aired on 2008-06-04 ?

Answers:
2,835 metres | 9.7 km | 9.2 | 474 m | 3,634