3 - 1World's Largest Radio Telescope Mar. 30, 2017
3 - 2Panama Canal Overhaul Apr. 06, 2017
3 - 3World's Biggest Ship Apr. 13, 2017
3 - 4Ice Base Apr. 20, 2017
3 - 5Mega City Railway Apr. 27, 2017
3 - 6The Invincible Tower May. 04, 2017
3 - 7International Space Station May. 11, 2017
3 - 8US Navy's Super Ship May. 18, 2017
3 - 9Inside the Tesla Factory May. 25, 2017
3 - 10World's Biggest Aircraft Jun. 01, 2017
3 - 11World's Tallest Roller Coaster Jun. 08, 2017
3 - 12Monster Oil Rig Jun. 15, 2017