Megastructures — Season 5 National Geographic Ended 7 Episodes · Premiered June 16, 2009 · Ended December 31, 2010 ← Season 4 All Seasons Season 6 → Episodes E01 Extreme Helicopter Tue, Jun 16 2009 4:00 PM GMT+0000 60 min ▶ S-64 Skycrane E02 Skyscraper (Ultimate Skyscraper) Thu, Oct 1 2009 4:00 PM GMT+0000 60 min ▶ Bank of America Tower at One Bryant Park, NYC E03 UK Super Train / Britain's New Railway Sun, Jan 8 2012 5:00 PM GMT+0000 60 min ▶ High Speed 1 E04 Wave Energy Thu, May 27 2010 4:00 PM GMT+0000 60 min ▶ No synopsis available. E05 Secrets of Oscar Tar Bridge Sat, Oct 9 2010 4:00 PM GMT+0000 60 min ▶ No synopsis available. E06 China's Smart Tower Fri, Nov 26 2010 5:00 PM GMT+0000 60 min ▶ China's Pearl River Tower E07 Future Bridges Fri, Dec 31 2010 5:00 PM GMT+0000 60 min ▶ I-35W bridge ← Season 4 All Seasons Season 6 →
